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Introduction
Working as Assistant Professor in Dept. of Fisheries Biology. Currently working on projects viz., Ethnotaxonomical studies on fishes, biological studies on commercially important fishes along the Ratnagiri coast and Economic impact of Juvenile Fishing along Ratnagiri coast. Associated with teaching subjects related to fisheries resource management for UG and PG programmes.
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Current institution
Publications
Publications (70)
This study evaluates the marine capture fisheries of Ratnagiri, focusing on ecosystem-based indicators, using data collected from the Mirkarwada landing centre. Trophic level-based indicators and trends in catch composition were analyzed over five-year intervals from 1999 to 2017. The assessment of total catch data based on trophic guilds revealed...
The combined effect of mint and basil leaf extract on the quality of Indian mackerel, Rastrelliger kanagurta (Cuvier, 1816) steaks stored at chilled temperature was investigated in the present study. The main aim of this study was to evaluate the phenolic content of combined extracts and to study their effect on the shelf life of Indian mackerel st...
Length-weight relationships (LWRs) for five reef-associated marine finfishes, namely, Lutjanus johnii (Bloch, 1792), Lutjanus argentimaculatus (Forsskal, 1775), Acanthurus dussumieri (Valenciennes, 1835), Priacanthus hamrur (Forsskal, 1775) and Kyphosus vaigiensis (Quoy & Gaimard, 1825) were studied. A total of 944 specimens were measured to obtain...
Stock discrimination of bigeye scad, Selar crumenophthalmus along the south Konkan coasts of Maharashtra using truss morphometry was attempted based on the study of 120 individuals collected from Harnai, Ratnagiri and Malvan coasts of the region.A nine point truss network with eighteen truss variables was studied. Truss morphometry showed significa...
Vermiculated spinefoot, Siganus vermiculatus is one of the fastest growing and commercially important siganid species occurring in Indian waters. Stock discrimination of vermiculated spinefoot was carried out along the south Konkan coast of Maharashtra by using truss morphometry. The present investigation was based on a study of 66 individuals coll...
Band fishes also known as deep-sea snake fishes have not been reported from the waters of the Southwest coast of Konkan, Maharashtra, India. A specimen of this fish was collected from a multiday purse seiner, operated off the Southwest coast of
India, and landed at Mirkarwada Fisheries harbour, Ratnagiri, Maharashtra in January 2024, for the first...
This review article provides a comprehensive overview of the feeding habits of fishes belonging to the family Carangidae occurring in Indian waters. Carangids are commonly known as jacks, trevallies, scads, queen fishes, runners, amberjacks and pompanos. They are well distributed in tropical and subtropical regions of Atlantic, Pacific and Indian o...
Ethnoecology is the cross-cultural study of how people perceive and manipulate their environments. Investigations were carried out to collect and document the local ecological knowledge on Sillago sihama and compare the local knowledge on biology with biological studies and published literature. A total of 100 fishers from Ratnagiri and Sindhudurg...
Growth and mortality parameters of Jinga shrimp, Metapenaeus affinis were estimated based on length frequency data collected from March 2018 to February 2019 from the Arabian Sea coast of Ratnagiri, Maharashtra, India. The asymptotic length (L ∞) and growth coefficient (K) were estimated to be 180 mm and 1.8 per year, respectively by ELEFAN and t 0...
In the present study, we investigated some biological aspects of the spineless cuttlefish, Sepiella inermis (Orbigny, 1848) along the Ratnagiri coast of Maharashtra, India. A study on diet composition and reproductive biology of the species was carried out. Dorsal mantle length (DML) ranged from 35.9 to 93.3 mm for males and 29.3 to 98 mm for femal...
The obtuse barracuda Sphyraena obtusata (Cuvier, 1829) is a commercially important food fish belonging to the family Sphyraenidae and landed mostly as trawl bycatch along Ratnagiri. Investigations were carried out on the species with respect to the length-weight relationship, condition factor, morphometrics, feeding and reproductive biology. The le...
The cleftbelly trevally Atropus atropos (Bloch and Schneider, 1801) is one of the important carangid species landed mostly as trawl bycatch along Ratnagiri coast. Investigations were carried out on A. atropos with respect to length-weight relationship, condition factor, morphometrics, feeding and reproductive biology. The length-weight relationship...
The present investigation was carried out to assess the hygienic and sanitary conditions onboard trawler-cum-purse seiner and Ratnagiri city fish market. Microbiological analysis was carried out on monthly basis for the samples taken from fish body surface, fish holding crates onboard trawler-cum-purse seiner and fish body surface, plastic tubs, fi...
The monthly variation in the molluscan distribution in response to environmental conditions was investigated along the Sandkhol sandy shore from February 2020 to January 2021. The stratified random quadrate method was used for sampling. A total of seven molluscan species were recorded and identified. Among that, one species of bivalve belongs to th...
Rabbitfishes are commercially important, and the aquaculture sector is interested in them because of their fast growth, herbivorous habits, and good market price. An attempt was made to understand the feeding and reproductive biology of vermiculate rabbitfish, Siganus vermiculatus, along the Ratnagiri coast, which lies central to the west coast of...
Traditional knowledge of the size selectivity of cast net is crucial to fisheries management in order to maximize a sustainable yield and from the ecological point of view. The fish species and size selectivity of cast net design with monofilament nylon polyethylene netting materials were studied along coastal area of Sindhudurg. Cast nets are oper...
Growth and mortality parameters of spineless cuttlefish, Sepiella inermis were estimated based on length-frequency data collected from seawater at Ratnagiri from March 2015 to February 2017. Asymptotic length (L∞) and growth coefficient (K) were estimated to be 107 mm and 1.6 yr-1 for Ratnagiri by ELEFAN I (Electronic Length-Frequency Analysis). Th...
The shrimp scad Alepes djedaba (Forsskal, 1775) belonging to family Carangidae is one of the important components of trawl bycatch landed at Ratnagiri, Maharashtra. Length-weight relationship, condition factor, morphometrics, feeding and reproductive biology of the species was investigated in the present study. Length-weight relationship indicated...
The shore or beach seine operated along the Malabar and Konkan coasts of India is locally known as rampani. The rampani fishery is a seasonal one, lasting for about six months from August to January. The main fish species caught are Indian mackerel, Indian oil sardine and ribbonfish.In the Konkan coast, the gear is concentrated in Sindhudurg distri...
The study on the growth and mortality of Kiddy Shrimp, Parapenaeopsis stylifera (H. Milne Edwards, 1837) was carried out based on the length frequency data collected weekly from trawl catches during November 2014 to March 2016 along the coasts of Ratnagiri, Alibag and Mumbai. The population of P. stylifera from the coastal waters of the state range...
Growth and mortality parameters of Malabar Tongue sole, Cynoglossus macrostomus were estimated on the basis of length frequency data collected during April 2014 to March 2015 by using ELEFAN software employing FiSAT-I. The asymptotic length L∞ and growth coefficient K were estimated at 192mm and 0.9 year-1 respectively. The t o was estimated by VBG...
an atlas of marine of Marine aquarium fishes of Ratnagiri.2019
The fishes belonging to the family Siganidae popularly known as rabbit ishes are distributed throughout Indo-Paci ic region. Rabbit fishes are considered as candidate species for mariculture due to its fast growth. Rabbit ish, Siganus canaliculatus is a marine ish inhabits coastal areas and brackish water bodies. Knowledge on reproductive biology i...
Our book entitled "an atlas of marine aquarium fishes of Ratnagiri coast' is recently published.This Atlas gives insight into the colourful marine aquarium fishes of international demand and covers biological aspects of the different species. This will helpful to the hobbyists, farmers, exporters, academicians, researchers as well as to the student...
Glossary of technical terms in Fisheries Resources Management
The moustached thryssa Thryssa mystax (Bloch and Schneider, 1801), is an important bycatch landed by trawl nets and mini purse seines at Ratnagiri in Maharashtra. Morphometric characters and length-weight relationship of the moustached thryssa were studied from 876 specimens comprising of 436 males, 407 females and 33 indeterminates, collected from...
The fishes belongs to the family Siganidae are popularly known as rabbit fishes and distributed throughout Indo- Pacific region. Rabbit fishes are considered as candidate species for mariculture due to its fast growth. Rabbit fish, Siganus canaliculatus is a marine fish inhabits coastal areas and brackishwater bodies. Knowledge on gut content is es...
The Dussumier's thryssa, Thryssa dussumieri is one of the important component of by-catch of trawl and mini purse seine landings at Ratnagiri. The length-weight relationship indicated the isometric growth in T. dussumieri with generalized equation W = 0.0066 L 3.1077. The month-wise relative condition factor showed two peaks coinciding with peak sp...
Alepes djedaba is one of the important carangid species landed as trawl by-catch along the Ratnagiri coast. A total of 577 individuals were studied for the length-weight relationship and it showed isometric growth in A. djedaba. Gut content analysis revealed A. djedaba to be a carnivore fish feeding mainly on Acetus spp., copepods, shrimp larva, is...
The Indian squid Uroteuthis duvauceli is the one of the important commercial ishery resources of India and form signiiicant component of cephalopod landings along the Ratnagiri coast. The present study investigated the feeding and reproductive biology of U. duvauceli landed along the Ratnagiri coast. The study found U. duvauceli to be an carnivore...
Population parameters of Shrimp scad, Alepes djedaba were estimated on the basis of length frequency data collected during March 2018 to February 2019. The asymptotic length (L ) and growth coeficient (K) were ∞estimat ed to be 289 mm and 1.0 per year respectively by ELEFAN. Age at length zero, t0 was estimated to be -0.00357 year by von Bertalanffy...
The present study explores the local knowledge held by fishers of Ratnagiri coast about the ecology and biology of mud crab Scylla serrata, an important food species to the local people. It attempts to address the differences and similarities between the information provided by fishers with published biological data about mud crab. A total of about...
In the present study of this fish, it has indicated prolonged spawning season from October to April with peak spawning from November to February along the coast of Ratnagiri, Maharashtra. Highest GSI value for both sexes were observed during November (9.1487 for males and 5.4335 for females) and lowest during June (1.2772 for males and 0.8855 for f...
Photopectoralis bindus is one of the major species of pony fishes landed as bycatch from Ratnagiri coast. Given the fact that intrinsic relationship exists between major species and as each species has got its own stock size, it becomes imperative to study the fishing pressure exerted on each such species. In the present study, age and growth of po...
The growing popularity of marine aquarium has made the marine ornamental fish very popular in all parts of the world and its trade in the international market is a multimillion dollar industry. The successful transportation of marine ornamental fish is the major issue in the trade. The critical factors in the transportation viz., design of the cont...
The length–weight relationship showed isometric growth in Cynoglossus macrostomus. Except standard length other morphometric characters indicated low degree of correlation with total length. Qualitative and quantitative analysis of food revealed C. macrostomus to be a bottom feeder, feeding mainly on diatoms, algae and mysids. Analysis on sex ratio...
Growth and mortality parameters of Moustached Thryssa, Thryssa mystax were estimated on the basis of length frequency data collected during March 2015 to February 2016. The asymptotic length (L∞) and growth coefficient (K) were estimated to be 224 mm and 1.0 per year respectively by ELEFAN and 243 mm and 1.0 per year respectively by scattergram. t0...
DNA barcoding of exploited endemic fishes from the Northern Western Ghats
The Western Ghats, being very rich in freshwater fish diversity, has recently been confirmed as a globally significant centre of diversity and endemism for freshwater species and comprise one of the 34 global biodiversity hotspots. Owing to its extreme ichthyofaunal diversity, the present study was designed to generate cytochrome oxidase I (COI) DN...
Indigenous knowledge (IK) can be broadly defined as the knowledge that an indigenous community accumulates over generations of living in a particular environment whose scientific validity is not proven. Oysters are highly esteemed sea food and considered a delicacy throughout the world. Fishers from Ratnagiri district traditionally practice oyster...
The present investigations were carried out on Dussumier's thryssa, Thryssa dussumieri with respect to growth and mortality parameters. The growth and mortality parameters were estimated by using length frequency data collected from Mirkarwada landing centre during March, 2016 to February 2017. The growth parameters such as asymptotic length (L∞),...
The study found S. sihama to be an omnivore and having bottom feeding habit. Crustaceans formed the main food of the species and included juvenile of crabs, mysids and crustacean appendages. Preference for crustaceans gradually increased with size. The fish has got a prolonged breeding season from June to February, with peak spawning activity durin...
The present was studies carried out on capture fisheries of Krishna river of Sangli district Maharashtra
with referred to fishery status and fish yield and species composition for suggesting management
recommendation for conservation and restoration of Krishna river of Sangli district of Maharashtra
during a period of March 2015 to Feb 2016. Catch...
ABSTARCT : Morphometric characters and length-weight relationship of white sardine, E. thoracata (Valenciennes, 1847) have been studied by 528 specimens comprising of 241 males and 287 femalesfrom Ratnagiri waters of Maharashtra. The regression coefficient (b) was found to be highest for fork length (0.8092) and standard length (0.7656) and lowest...
Specimens of E. thoracata were collected twice in a month during the period of February 2015 to January 2016 from Burondi, landing centre of Ratnagiri coastfor investigated food and feeding habits.E. thoracata is a planktivorous fish, mainly feeding on copepods, cladocerans, crustacean's larvae, fish eggs, bivalve larvae, tintinnids and diatoms (Ce...
Gelatin, derived from thermal denaturation of collagen from skin, skeleton and muscles of mammals, birds and fish, has myriads of industrial applications. Fish is preferred over mammals due to universal acceptability. There have been many studies on gelatin yield and properties in many species of fish, but none in Malabar sole fish (Cynoglossus mac...
The present study was conducted to study different types of craft and gears used by local fisher folk
within the five selected stations in 105 km stretch of River Krishna in the Sangli District of Maharashtra.
Five types of fishing crafts and four gears were identified from the region and their dimensions vary from
place to place. The crafts were C...
The major objectives of fisheries research is to increased the fish production. The indigenous knowledge can provide guidelines for designing fisheries development projects that can emerge from priority problems within a fishing community. Documentation, compilation and validation of indigenous knowledge, thus, should become part of the development...
Growth and mortality parameters of Malabar Tongue sole, Cynoglossus macrostomus were estimated on the basis of length frequency data collected during April 2014 to March 2015 by using ELEFAN software employing FiSAT-I. The asymptotic length L∞ and growth coefficient K were estimated at 192mm and 0.9 year-1 respectively. The t o was estimated by VBG...
Food and feeding habits, reproduction and size at first maturity of Photopectoralis bindus from Ratnagiri coast are described, based on commercial catches landed by trawls during 2013-2014. Copepods, diatoms and cladocera form important food of the species. The estimated length at first maturity is 93.5 mm. P. bindus is a fractional spawner and app...
Indigenous knowledge can be judiciously blended with modern scientific knowledge and its benefit to the fishers can be greatly improved. Bivalve fishery is traditionally practiced along the estuarine ecosystems in coastal district of Ratnagiri in Maharashtra. Fishermen, by virtue of their intricate association with coastal environment and daily obs...
The study on the growth and mortality of Indian squid Uroteuthis duvauceli was carried out based on the length frequency data collected during February 2012 to January 2013. Using ELEFAN, the asymptotic length ((L∞)) and growth coefficient (K) were estimated as 376 mm and 0.95 yr-1 respectively. Using the von Bertalanffy’s Growth Formula (VBGF), it...
Fishermen rely on their knowledge for their livelihood, so it has always been 'put to work' in the most practical sense. Study of the indigenous knowledge held by the fishermen will help in its recognition and preservation, besides generating important information base and pinpointing essential future research needs. The present study was conducted...
Sillago sihama, belonging to the family Sillaginidae is one of the highly priced fish in coastal and estuarine fisheries of India. Present study analyses the various aspects of biology of S. sihama along the coast of Ratnagiri, Maharashtra.The length weight relationship indicated the isometric growth in S. sihama. The morphometric characters indica...
The shrimp feed containing fish meal, shrimp head meal, Soyabean meal, Acetes meal, Calm meal, Wheat flour, Corn flour, Vitamin and Mineral premixed together in an appropriate quantities to obtain the shrimp feed, The shrimp feed is having high protein contains with compare to the commercial feed meals available the meals obtained herewith is havin...
12; revised 22.10.12 Fishermen rely on their knowledge for their livelihood, so it has always been 'put to work' in the most practical sense. Study of the indigenous knowledge held by the fishermen will help in its recognition and preservation, besides generating important information base and pinpointing essential future research needs. The presen...
The benefit of indigenous knowledge can be harnessed and improved upon by appropriating it, establishing legitimacy of such knowledge and integrating it with development programmes. Against this background, the study was attempted to explore the indigenous knowledge of fisher folk of Mumbai district. The data were gathered through interview of fish...
The benefit of indigenous knowledge can be harnessed and improved upon by its appropriate use, establishing validity of such knowledge and integrating it with development programmes. The present study was conducted to gain access to the indigenous knowledge of fishermen of Greater Mumbai and Sindhudurg districts of Maharashtra and its subsequent as...
