Vishwanath Waikhom

• M.Sc., Ph.D.
• Head of Faculty at Manipur University

Mustura daral, new species, is described from the Siang River (Brahmaputra drainage) in Arunachal Pradesh, Northeast India. The new species is distinguished from its congeners by: 9–10 dark-brown saddles on dorsum, each continued down on flank forming regularly set and shaped dark-brown bars; two black blotches at caudal-fin base; caudal fin forked...

Mustura taretensis, a new nemacheilid loach, is described from the Taret River, a tributary of the Yu River, Chindwin River drainage, Manipur, India. The new species is distinguished from all its congeners by a unique combination of the following characters: body with 12–13 irregular dark-brown blotches or bars on flank, alternating with 11–16 irre...

This paper presents a first report of Glyptothorax igniculus Ng & Kullander (2013) from India. A checklist of the fish fauna of Chakpi River is presented based on the present collection and those reported by the earlier workers. A total of 90 species of fishes belonging to 53 genera and 21 families are recorded from the river. Based on the IUCN sta...

A new species of Garra with a rostral proboscis is described from the Barak River drainage in Manipur, India. Garra paratrilobata, new species, is distinguished from its congeners in having the combination of the following characters: a prominent trilobed proboscis, the median lobe with 5–7 uni- to tricuspid tubercles on its anterior margin and 4–6...

Pethia poiensis, a new cyprinid species, is described from the Challou River, Chindwin Basin, Manipur, India. The new species is characterised by an incomplete lateral line with 7–9 pored scales, the absence of barbels, 19–20 scales in lateral series, 9–10 pre-dorsal scales, 18 pre-anal scales, 3½ scales between dorsal-fin origin and lateral line,...

Garra substrictorostris, a new labeonine species, is described from the Barak River drainage in Manipur, India. It is distinguished from its congeners by the combination of the following characters: a prominent unilobed antrorse proboscis, with 3–5 medium to large multicuspid tubercles on its anterior margin; 4–6 multicuspid tubercles on its antero...

Garra biloborostris, a new labeonine species is described from the Kanamakra River of the Brahmaputra River basin in Assam. It can be distinguished from its congeners of northeast India in having a unique combination of the following characters: a proboscis represented by two separate and slightly elevated arch-shaped lobes, each lobe with three ac...

Members of the genus Garra are divided into five species groups based on snout morphology, viz., a smooti snout species group; a transverse lobe species group; a rostral flap species group; a rostral lobe species group and a proboscis species group. Two new species are described from the Koladyne River basin in Mizoram, India Garra koladynensis, a...

Northeast India has rich freshwater fish diversity which is attributed to past geological history and the Himalayan orogeny which played an important role in the speciation and evolution of groups inhabiting mountain streams. The region is criss-crossed by numerous rivers belonging to the three major drainage systems: the Barak–Brahmaputra, the Kal...

Garra clavirostris, a new cyprinid fish, is described from the Dilaima River, a tributary of the Brahmaputra in the Dima Hasao district, Assam. The new species is distinguished from all its congeners in northeast India in having a combination of the following characters: a prominent unilobed club-shaped proboscis overhanging the depressed rostral s...

Genus Osteobrama Heckel is characterized by strongly compressed, fairly deep body with abdominal edge sharp and trenchant entirely or from the pelvic fin base to vent; anal fin long with 14-36 rays, of which 11-13 are branched rays. The fishes of this genus are distributed in Pakistan, India, Bangladesh, Burma, and Yunnan (China). Present study inv...

Badis pancharatnaensis, a new percomorph, is described from the Brahmaputra River drainage of Assam, India. It is distinguished from its congeners by having the following combination of characters: a conspicuous black blotch on the superficial part of cleithrum; pointed soft dorsal, anal, and pelvic fins, the 2nd soft ray of pelvic-fin reaching sli...

Parambassis serrata, a new species of glassperch from the Kolo River, Kaladan drainage, Mizoram, India is described. It is distinguished from its congeners by the combination of characters that includes: presence of a faint, vertically-elongated brown humeral blotch; posterior margin of most spines of first dorsal fin proximally blackish; 14-16 dor...

Two new species of the genus Garra, are described from the Sanalok River of the Chindwin basin, Manipur state, India. Garra trilobata, new species, differs from its congeners of the Chindwin-Irrawaddy drainage in having a broadly rounded snout with trilobed proboscis and a distinct short lateral groove dorsoposteriorly to the sublachrymal groove. G...

Two new species of Garra with smooth snout are described from the Chindwin River basin in Manipur, India. Garra chakpiensis, new species, is distinguished from its congeners, among others, by having 38-40 lateral-line scales; the upper lip as a transverse flap-like non-papilliferous fleshy tissue; chest and median region of abdomen scaled; central...

Identification of freshwater fishes of Northeast India

Glyptothorax clavatus, new species, is described from the Barak-Meghna-Surma River drainage part of Manipur in northeastern India. It is characteristic in having a thoracic adhesive apparatus consisting of ridges of skin extending in an elliptical field with a chevron-shaped median depression; the ventral surface of pectoral-fin spine and first pel...

Devario deruptotalea, a new cyprinid fish, is described from Dutah Stream, a tributary of the Yu River (Chindwin drainage) in Manipur, India. It is distinguished from all its congeners by a unique colour pattern consisting of the following combination of pigmented elements: 4‒6 dark brown irregularly shaped and arranged bars that are partly conflue...

The karyotypical analysis of two fish species, Schistura obliquofascia and Puntius chelynoides, from the Kumaun Himalayan Rivers was carried out to ascertain the taxonomic position of the species. The diploid chromosome number in S. obliquofascia was ascertained to be 2n=50 with a karyotype of 2n=20 metacentric (m), 20 submetacentric (sm), 6 subtel...

Schistura phamhringi, new stone loach, is described from Dutah Stream, tributary of the Yu River (Chindwin basin), near Larong Village, Chandel District, Manipur, India. It is distinguished from all its congeners by a unique combination of characters: 6-7 black saddles, each continued on both flanks forming broad diamond-shaped black bars with narr...

A new loach, Schistura liyaiensis, is described from the upper reaches of the Barak River at Liyai village, Senapati District, Manipur, India. It is distinguished from its congeners in having a unique combination of characters: 7-9 brown saddles each continuing onto the flank and forming 7-8 broad to slightly narrow bars with a rounded ventral marg...

Psilorhynchus homaloptera Hora and Mukerji, 1935 is redescribed based on the syntypes and on newly collected material. It is diagnosed in having a greatly depressed and flattened body, small eye, abdominal region naked except for one scale anterior to the anus and eight unbranched pectoral-fin rays.

Psilorhynchus ngathanu, a new psilorhynchid species, is described from the Dutah River, Chindwin Basin in Manipur, India. The new species is distinct from its congeners in the absence of scales from the midventral region between the pectoral fins, the presence of two rows of spots on the dorsal-fin rays and two black bars on the caudal fin, v–vi un...

The paper describes Pethia expletiforis, a new cyprinid species from the Ka-ao River, Kaladan drainage, Mizoram, India. It is distinguished from its congeners in the Chindwin-Irrawaddy and Ganga-Brahmaputra drainages by the combination of: a complete lateral line, nine predorsal scales, 12 circumpeduncular scales, ½4/1/3½ transverse scales, a black...

Two new species of Schistura are described from the Koladyne basin of Mizoram, India. Schistura nebeshwari is distinguished from its congeners by the combination of the following characters: a prominent dorsal adipose crest on the caudal peduncle, 11-14 dark olivaceous bars on the body, the entire ventral surface of head with numerous small melanop...

Three new species of Garra previously identified as G. gotyla are described from the eastern Himalayan foothills. They have a prominent proboscis, a transverse lobe on the snout with tubercles and black spots on the base of the dorsal-fin rays. Garra arunachalensis, new species, is distinguished in having a prominent quadrate proboscis with two lar...

Psilorhynchus chakpiensis, new species, is described from the Chakpi River, Chindwin basin in Manipur, India. It is distinguished from its congeners by a combination of characters: a dome-shaped rostral cap with horizontally arranged pointed tubercles, 1-2 rows of prominent globular papillae behind the upper lip, three unbranched and nine branched...

Schistura paucireticulata, new species, is described from the Tuirial River in Mizoram, India. It is distinguished from its congeners by a combination of characters: 8-9 brown bars on the body, bars in front of the dorsal fin divided into 2-3 small bars forming a reticulations; basicaudal bar black, dissociated; dorsal fin spotted, with 4 simple an...

Psilorhynchus rowleyi Hora and Misra 1941 known from the Chindwin–Irrawaddy drainage, formerly treated as a subspecies of the Ganga–Brahmaputra drainage species, Psilorhynchus homaloptera Hora and Mukerji 1935, is redescribed here based on newly collected materials and two syntypes in the Zoological Survey of India. It differs from the latter in ha...

Psilorhynchus maculatus, new species, is described from the Challou River, Chindwin basin in Manipur, India. It is characterised in having black blotches laterally on the body, anterior ones obscured by deeper background pigmentation; two rows of black spots in the middle of the dorsal fin, spots only on the branched rays; horizontally arranged poi...

Schistura ferruginea, new species, is described from a small rivulet of the Barak River drainage (Brahmaputra basin) at Maram, Senapati district, Manipur, India. It is distinguished from congeners by a unique combination of characters: no axillary pelvic lobe, a patch of dusky pigment deep under the skin at mid-lateral line above pectoral fin, 17-1...

Schistura porocephala, a new nemacheilid species, is described from a stream that drains into the Mat River (Koladyne basin), India. It is characterized by the presence of prominent pores in the cephalic lateral line system; an incomplete lateral line; 20–23 thin dark olivaceous bars on the body, often bifurcated from the dorsolateral region; a dep...

Glyptothorax pantherinus, a new sisorid catfish species, is described from the Noa Dehing River of Arunachal Pradesh, India. The new species can be distinguished from its congeners by the following combination of characters: mottled skin; a well-developed obtuse leaf-shaped thoracic adhesive apparatus with no central depression, unculiferous ridges...

The paper describes Physoschistura tigrinum, a new nemacheilid from the Chindwin basin in Manipur, India. The new species is distinguished from congeners in having 9 1-2 branched dorsal-fin rays; 12-14 irregularly arranged light reddish brown bars on the side, some of which are broken into blotches and short bars; 5-6 dark brown saddles; forked cau...

A new species of nemacheilid, Physoschistura dikrongensis, is described from the Brahmaputra basin in Arunachal Pradesh, India. It is easily distinguishable from congeners in having two V-shaped dark brown bars across the caudal fin towards the distal end; 11-15 irregular bars on the body; dark brown mottled markings on the head; 4 simple and 8 1/2...

A new nemacheilid loach, Schistura obliquofascia, is described from Kalsa, a stream near Chanfi, tributary of Gola River, Ganga basin in Uttarakhand, India. The new species is readily distinguished from congeners by the following combination of characters: 12-14 oblique olivaceous dark bars on the body and three rows of black spots on the dorsal fi...

Abstract Glyptothorax churamanii, a new sisorid catfish species from the Kaladan basin of Mizoram State, Northeast India is described. It is distinguished from the congeners of Glyptothorax in the NE Indian region by the combination of the following characters: an oblong thoracic adhesive apparatus opening caudally with an inverted V-shaped median...

Schistura koladynensis, new species, is described from the Koladyne River in Mizoram, India. It is distinguished from its congeners by a combination of characters: 10-11 brown bars on the body, the black bar on the caudal-fin base not extending its full height, specific arrangement of vertical rows of coloured spots on the caudal fin, 8 1 /2 branch...

Glyptothorax verrucosus, new species, is described from the Koladyne River in Mizoram, India. It is characterized by having a dorsal fin with a C-shaped dark brown marking, its lower limb extending the entire dorsal-fin base; an elliptical thoracic adhesive apparatus with a median depression; densely tuberculate skin on adipose fin and all over the...

Physoschistura chindwinensis, a new balitorid species, is described from the Chindwin basin, Manipur, India. It is easily distinguished from congeners by the combination of characters: a dorsal fin with three simple and 8½ branched rays; body with 13–17 dark-brown bars on the sides, and 11–16 dark-brown saddles; interorbital space with a rectangula...

The alimentary canal of Osteobrama cunma is a long tube with undifferentiated stomach. Pharyngeal teeth are present for crushing the aquatic plants which formed the main food item (40-60%). The maximum values of Gonadosomatic Index for males and females were observed during May (6.25) and June (13.9824) respectively. Absolute fecundity determined i...

A species of Garra without proboscis and transverse groove on the snout and with a smoothly rounded snout tip, prominent triangular- shaped rostral lobe with 10-11 strong, conical tubercles; scales in the predorsal region, chest and abdomen; two pairs of barbels, 31 lateral line scales, 14 circumpeduncular scales; 3.5/1/3.5 transverse-scale rows; 9...

Physoschistura tuivaiensis is described from Likhailok on the Tuivai River, a tributary of the Brahmaputra River in southern Manipur, India. It is distinguished from congeneric species except P. shanensis and P. yunnaniloides by having a complete lateral line. It can be distinguished from those two species by the presence of 12-14 dark olivaceous b...

Physoschistura tuivaiensis is described from Likhailok on the Tuivai River, a tributary of the Brahmaputra River in southern Manipur, India. It is distinguished from congeneric species except P. shanensis and P. yunnaniloides by having a complete lateral line. It can be distinguished from those two species by the presence of 12-14 dark olivaceous b...

A new sisorid catfish, Glyptothorax jayarami, is described from the Kaladan basin of Mizoram, India. It is characteristic in having densely tuberculate skin; an elongate, ovoid thoracic adhesive apparatus with an oval central depression from which the ridges on the apparatus diverge; two blackish-brown blotches at caudal-fin base behind the hypural...

Garra namyaensis sp. nov., a new cyprinid fish, is described from the Chindwin River basin in Manipur, India. It is distinguished from its congeners in having a unique combination of the following characters: smoothly rounded snout tip with a prominent rostral lobe, chest and abdominal region with scales, dorsal fin with a black band near the poste...

Ornamental fish diversity of Manipur and their conservation strategies were studied. As many as 29 species belonging to 22 genera, 12 families and 5 orders were surveyed with 12 maximum species from family Cyprinidae. Barilius and Puntius are the genera without any special devices, while Glyptothorax, Garra, Schistura, Glossogobius etc., have speci...

Barilius profundus, a new species of bariline cyprinid fish is described from the Koladyne River, Mizoram, India. It is distinguished from congeners in having the following combination of characters: great body depth at dorsal-fin origin (32.0–-37.3 % SL), 17–18 pre-dorsal scales, 7–10 dark blue bars on the sides of the body, 30–32 + 2–3...

Preliminary survey of the nemacheiline fishes in Manipur has revealed the occurrence of 10 species under the genus Schistura, of which S. manipurensis, S. nagaensis, S. khugae, S. kangjupkhulensis, S. sikmaiensis, S. reticulata are distributed in the Chindwin drainage while S. minutus, S. trigrinum, S. fasciata and S. chindwinica, in the Barak drai...

Glyptothorax churamanii, a new sisorid catfish species from the Kaladan basin of Mizoram State, Northeast India is described. It is distinguished from the congeners of Glyptothorax in the NE Indian region by the combination of the following characters: an oblong thoracic adhesive apparatus opening caudally with an inverted V-shaped median depressio...

Mystus ngasep, a new species of bagrid catfish from the headwaters of Chindwin drainage in Manipur, India, is described here. It is distinguished from its congeners in having a unique combination of the following characters: a colour pattern of the body consisting of a distinct dark tympanic spot and three brown stripes separated by pale narrow lon...

Batasio convexirostrum, a new bagrid catfish, is described from the Koladyne drainage, Mizoram, India. It is distinguished from congeners by a combination of the following characters: body with a dark-brown oblique predorsal bar on a uniform light-brown background; very short dorsal to adipose distance (1.7-4.1% SL); snout length 39.2-45.5% head le...

A new nemacheiline fish, Schistura fasciata sp. nov. is described here from Barak River (Brahmaputra Drainage) of Manipur, India. The species is characterized by 11-13 dark brown transverse bars on the flank, moderately high adipose crest on dorsal and ventral side of caudal peduncle, three prominent dark spots at the base of dorsal fin, dorsal fin...

The genus Oreoglanis is reported for the first time from India. Oreoglanis majusculus, new species, from the Kameng River at Rupa (Brahmaputra basin), in Arunachal Pradesh, India, differs from all its congeners in having the posterior margin of the maxillary barbel with villiform projections, vs. entire, crenulate, laciniate or lobulate in all othe...

Channa melanostigma, a new channid fish species is described from north-east India. The species is distinguished from all its congeners by a combination of the following characters: 14-15 black zig-zag transverse bars at irregular intervals on caudal fin (when stretched), the interspaces being 2/3 rd of the bars; dorsal fin inserted after 3-4 scale...

Two new species of Glyptothorax are described from the Koladyne basin of Mizoram State, India. Glyptothorax ater is distinguished from its congeners by the combination of: rhomboidal thoracic adhesive apparatus with a con-spicuous central depression, longitudinally elongated and with a constriction at mid-length; ventral surface of pectoral spine a...

The morphology of the premaxilla, dentary, Weberian lamina, infraorbital series, vomer and frontal bones were observed in eight species of Glyptothorax of northeastern India. In G. botius, G. granulus, G. manipurensis, G. ngapang, G. striatus and G. ventrolineatus, the premaxilla consists only of proximal and distal tooth plates, the anterior porti...

Glyptothorax chimtuipuiensis, a new species of sisorid catfish, is described from the Koladyne basin of Mizoram State, India. It is characterized by having a short and stout body with granulated skin; the dorsal profile anterior to the adipose fin strongly arched; a shortand smooth dorsal spine, its length 5.1-8.9% SL; a pectoral-fin length of 16.8...

Pseudecheneis koladynae, new species, is described from Koladyne River, Mizoram, India. It differs from its congeners by a unique combination of three isolated yellowish ovoid nuchal patches, one on mid dorsal line in front of dorsal-fin origin and two on either side, slightly behind; pelvic fin not reaching anal-fin origin; first dorsal-fin pteryg...

Pimelodus carcio, originally described in 1822 by Francis Hamilton, has long been treated as a junior synonym of either Mystus tengara or M. vittatus. In this paper we revalidate and redescribe the species and diagnose it from other striped Mystus by the following combination of characters: small adult size, maturing at 44.0 mm standard length; adi...

A new species of the genus Badis Hamilton is described from Dibru River, Dibrugarh, Brahmaputra basin in Assam, India. The species has the following combination of characters: a conspicuous black blotch covering the superficial part of the cleithrum above pectoral fin base, a small oval-shaped black blotch on the middle of caudal fin, two predorsal...

Gagata dolichonema He, 1996 is recorded for the first time from the headwaters of the Chindwin drainage in Manipur, India. Mature individuals of this species are found to be sexually dimorphic. Males are distinguished by having long flexible distal tip of second dorsal spine extending well above the first branch ray. In females the spine terminates...

A new Erethistid catfish species, Hara koladynensis is described from Koladyne River, Mizoram, India. It is distinguished from its congeners in having rough (vs. smooth or serrated) anterior margin of dorsal spine; shorter pre-anal length (58.5-60.9% SL vs. 63.2-75.2), longer head (36.0-38.3% SL vs. 24.8-34.2%), longer post-adipose distance (18.6-2...

Description of Pterocryptis barakensis from the Barak River, Tamenglong District (Brahmaputra drainage) of Manipur, India is inadequate. It is distinguished from P. berdmorei (Blyth) and the only other known species of the genus from the Indian region in having longer caudal fin, distinct sensory pores, serration pattern on posterior edges of anter...

Garra arupi, a new cyprinid fish species is differentiated from its congeners along the base of the Himalaya in Brahmaputra basin by a combination of characters: two pairs of barbels, anterior position of vent (vent to anal distance 52.6-60.0% pelvic to anal distance), a band of 6-9 prominent horny tubercles on the tip of the snout, a submarginal b...

Diagnostic characters of nine species of the genus Channa Scopoli of northeastern India are given. Examination of morphological and osteological characters revealed that the fish under study comprised two phylectic groups: marulius and gachua. The Marulius group is characteristic by having a very prominent V-shaped sharp isthmus, cephalic sensory p...

Total oxalate of the sliced petioles of Alocasia macrorhiza was reduced by 41.3% on incubation for 7 days at room temperature (18–23oC). When incubated after mixing with an equal weight of powered sundried fish Esomus danricus for the preparation of a fermented fish paste hentak, oxalate was decreased by 84.4%. This loss was inhibited to a great ex...

Amblyceps torrentis and A. tuberculatum, new species, are described from Chindwin basin in Manipur, India. Ambly ceps torrentis is similar to A. apangi and A. murraystuarti in general appearance. However, it differs from A. apangi in having equal jaws length and a smaller distance between eye and nasal barbel base. It differs from A. murraystuarti...

Osteobrama cunma, originally described from Moulmein, Myanmar, has so far been considered a subspecies of Osteobrama cotio. Based on examination of specimens from Brahmaputra and Chindwin basins, O. cunma has now been given species status. The species differs from its nearest congener, O. cotio, in having less numbers of branched anal fin rays (26...

2675 May 2007 | ISSN 0973-2535 (Print edition); 0973-2551 (Online edition) www.zoosprint.org ABSTRACT Akysis prashadi is redescribed and reported from India. Laguvia manipurensis, whose generic placement was disputed has been assigned to genus Akysis and is redescribed. A. prashadi is distinct in having comparatively slender caudal peduncle, skin w...

Puntius ater and P. khugae, two new species of fishes, each having a black longitudinal stripe on the side, are described from the Chindwin basin in Manipur, India. Puntius ater, which inhabits sluggish streams is distinct in having the dorsal fin edge black, the lateral line incomplete with 5-11 pored scales, 25-29 scales in the lateral row; trans...

Amblyceps arunachalensis and A. apangi are redescribed. A. arunachalensis has been resurrected from synonymy with A. mangois. A. arunachalensis markedly differs from A. mangois in general appearance of the body, the caudal fin lobes, eye diameter, caudal peduncle height, interorbital space, and the number of vertebrae. A. arunachalensis differs fro...

Sisorid catfishes of the genus Glyptothorax of Manipur, India is revised. Glyptothorax ngapang sp. nov., G. granulus sp. nov. and G. chindwinica sp. nov. are described from Chindwin basin of the state. Characteristic differences in the new species include: G. ngapang sp. nov. in its well tuberculated skin and slender caudal peduncle; G. granulus sp...

Two new catfish species of the genus Pseudecheneis, viz., P. ukhrulensis sp. nov. and P. sirenica sp. nov. are described from northeastern India, from streams of Ukhrul district, Manipur (Chindwin basin) and Siren River, Upper Siang District, Arunachal Pradesh (Brahmaputra basin), respectively. The two species can be distinguished from their closes...

A new sisorid catfish, Exostoma barakensis is described from the Iyei River (Barak drainage) of Manipur, India. It is distinguished from E. berdmorei in having deeper body, its depth 15.6 (14.0-16.5) vs. 10.9 % SL; less numbers of anal fin rays ii, 4 1/2 -5 vs. i, 6; broadly rounded vs. pointed snout; emarginated vs. deeply forked caudal fin. It di...

A checklist of the fish resources of Ukhrul district of Manipur has been presented here based on an extensive survey and those reported by earlier workers. A total of 86 species belonging to 51 genera, 18 families and 6 orders have been recorded. The families have been arranged phylogenetically and the species under a genus follow an alphabetic seq...

Inter-relationship of 12 species of the genus Puntius Hamilton-Buchanan were investigated based on certain osteological characters. Fishes under study consists of three phylectic groups: sophore, conchonius and sarana. The sophore group is characteristic in having a cranial fontanel; smooth last simple dorsal spine; slender 3+4 infraorbital; eight...

Batasio niger sp. nov. is described from Khujailok River, a tributary of Yu River belonging to the Chindwin-Irrawaddy basin in Manipur, India. The new species differs from its congeners (except B. elongatus and B. dayi) in having a black oblique predorsal bar on dark grey to blackish plain body. This species is distinguishable from its closest cong...

A new catfish of the genus Sisor Hamilton is described from the Barak River, a tributary of Brahmaputra River drainage in Manipur, India. Sisor barakensis sp. nov. differs from its closest congener S. chennuah Ng, in having larger eye (14.6- 16.7% HL vs 9.9-11.4), narrower interorbital distance (16.0- 19.8% HL vs 22.1-22.7), deeper body at anus (6....

A new cyprinid fish species, Garra nambulica is described from the feeder streams of the Nambul River (Chindwin basin) of Manipur, India. The new species has the following combination of characters: head squarish; no proboscis and transverse groove on snout; mental disc length 96.9% (92.8-102.7) its own width; predorsal scales irregularly arranged,...

A survey of the fish fauna of the northern part of Ukhrul district of Manipur has been undertaken. A total of 44 species belonging to 25 genera and 9 families have been recorded. The fauna is a mixture of endemic hill stream, Burmese, Indochinese and widely distributed forms.

A new species of genus Badis is described from the tributaries of Barak in Manipur. The species has a conspicuous black blotch covering the superficial part of the cleithrum above pectoral fin base, a black blotch between 3 rd and 4th dorsal spine, a mid basal rounded black spot on caudal fin; 20 circumpeduncular scales, 31 vertebrae; 26-32 scales...

Storage life of smoked Puntius sophore stored in split bamboo box at room temperature was found to be 120 days (April to August). Total plate counts of bacteria (TPC), fungi (TFC), Staphylococcus aureus,faecal Streptococci and most probable number (MPN) of coliform gradually decreased with decrease in moisture content of the fish. During rainy seas...

Proximate composition of six smoked hill stream fishes viz., Neolissochilus hexagonolepis, Raiamas guttatus, Schizothorax richardsonii, Semiplotus manipurensis, Torputitora and Tor tor has been studied. Moisture content ranged from 10.30 to 29.90% and ash content from 5.20 to 7.00% [%Dry Weight Basis (DWB)l. Protein value was highest in Schizothora...

A total of 146 O. belangeri (V) of total length 6.0-25.9 cm and age group 0* to 4* year were sampled from different water sources. Their gut contents were analysed and buccopharynx studied. The percentage composition of major food items in various size groups of fish was different. In juveniles (6.-10 cm TL) zooplankton contents were the highest (5...

A new freshwater sisorid catfish, Myersglanis jayarami is described here based on eight specimens collected from Laniye river (Chindwin drainage) of Manipur, India. It is characterised by a band of transverse teeth in the upper jaw which is slightly indented in the middle anteriorly, and conical and pointed teeth in the jaws. The species is also di...

A comparative study of the biochemical, nutritional and microbiological quality of the fresh (FF) and smoked (SF) symbranchoid mud eel fish, Monopterus albus was carried out. SF had lower percentages of total protein (79.0 vs 76.0), pure protein (66.7 vs 57.1), lipid (10.74 vs 9.82) and ash (7.00 vs 6.00) contents than FF. The pH values of SF were...

A survey of the fish fauna of the Chindwin headwaters in Manipur, India (comprising of the rivers, viz., Manipur, Chingai, Chatrickong, Maklang, Lokchao and their tributaries) has been undertaken. A total of 117 species belonging to 65 genera and 25 families has been recorded. The fauna is a mixture of endemic hill stream, Burmese, Indochinese and...

A collection of fishes from the Tizu River of Nagaland, India included 27 species of 19 genera under 7 families. Nine species, viz., Garra nasuta, Glyptothorax sinense manipurensis, Labeo dero, Mastacembelus armatus, Poropuntius clavalus burtoni, Raiamas guttatus, Schistura prashadi, Tor putitora and Semiplotus sp. are reported here for the first t...

The nutritional quality of catfish Wallago attu brought from other states and sold in the local market (IF) was compared with that of freshly caught fish (FF) over a 2-month period (February and March, 1995). FF have slightly higher values of crude protein, non-protein N and pH, and lower values of moisture and TVBN than IF. Peroxide value (POV), t...

Proximate composition and digestibility of sun-dried Esomus danricus (SDE) and smoked Lepidocephalus guntea (SML), two processed low valued fish of Manipur (India) were determined. Moisture, protein, lipid and ash contents in SDE and SML were (in percentage), respectively, 9·2 versus 16·0; 57·5 versus 70·0; 10·6 versus 17·0 and 19·0 versus 12·0. In...