Palanisamy Mookkan

• M.Sc., B.Ed., M.Phil., Ph.D.
• Researcher at Botanical Survey of India

Global attention on microalgae has attained an excellent level for its high values of nutrients and numerous bioactive molecules. Chlorococcum is a cultivable alga with enormous biological and commercial applications. The present study aims to profile the species Chlorococcum infusionum for its phytochemical and biological potentialities. The speci...

Global attention on microalgae has attained an excellent level for its high values of nutrients and numerous bioactive molecules. Chlorococcum is a cultivable alga with enormous biological and commercial applications. The present study aims to profile the species Chlorococcum infusionum for its phytochemical and biological potentialities. The speci...

This article deals with the nomenclature changes of five endemic species of the genus Kumanoa reported from the Western Ghats and also highlights the occurrence of 31 species of Kumanoa in India.

Ulva is the most predominant genus of the family Ulvaceae with 155 taxa expressing several morphological plasticity due to environmental factors. It is an environmentally adaptable genus that exhibits ubiquitous distribution worldwide because of its tolerance in different marine habitats. The status of this genus from the Indian coast is very limit...

Gracilaria is one of the commercially important genera for the superior quality of phycocolloids, and high nutritional and therapeutic values. The present study is subjected to the bio-profile of the brackish water species Gracilaria tenuistipitata from the shoreline of Andhra Pradesh, East Coast, India. Proximate analysis of this species contains...

The study highlights the first-ever documentation of the genus Stypopodium along the Indian coastline, specifically in Andhra Pradesh. Previously reported in various Indian Ocean regions but not in India, this discovery fills a significant gap in understanding its distribution. The species Stypopodium zonale is thoroughly examined, including its ph...

The red seaweed genus Porphyra is one of the economically important seaweeds, and belongs to the bladed order Bangiales of Rhodophyta. The recent global molecular assessment of the order Bangiales has led to many nomenclatural changes in the genus Porphyra and the resurrected genus Pyropia, under which 51 taxa of the genus Porphyrahave been shifted...

The key role of marine macroalgae is enormous in marine ecosystems and maintains the biodiversity’s structure. Many of them encompass therapeutic and commercial phytochemicals and attain economic significance. Ulva is a notable and environmentally tolerant species with rapid growth in the short term. It is highly nutritious and has been consumed in...

The reports on the occurrence of the marine macroalgae from Andhra Pradesh are sporadic and merely reported from the middle part (Visakhapatnam district) of the state and the rest of the southern and northern parts of the coastal areas were not yet be covered. Hence, the present attempt was subjected to instigate the details on the occurrence of ma...

This paper documents 58 taxa of Rhodophyceae which are recorded from the coastline of Andhra Pradesh. Of these, 15 taxa are new distributional records to Andhra Pradesh and one species forms an addition to th Indian macro-algal flora. The new records are described in detail and all the taxa are provided with data on distribution, seasonal availabil...

Seaweeds are the marine macro algae and one of the most potential marine living resources in the World. It plays an important role in the sustainability of the marine ecosystems and carbon sequestration. Economically, seaweeds have high potentiality in the blue economy of the country. Among the various uses, seaweeds are the natural source of phyco...

The genus Avrainvillea is the siphonous green algae usually found in tropical and subtropical regions. It is represented by 38 taxa worldwide with a high degree of morphological plasticity. In India, it is a less-known genus that encompasses four taxa with insufficient data. Hence, the current attempt is to account for the genus Avrainvillea in Ind...

The genus Avrainvillea is the siphonous green algae usually found in tropical and subtropical regions. It is represented by 38 taxa worldwide with a high degree of morphological plasticity. In India, it is a less-known genus that encompasses four taxa with insufficient data. Hence, the current attempt is to account for the genus Avrainvillea in Ind...

This is the first report on Crustose (non-geniculate) Coralline Algae (CCA) diseases in the Gulf of Kachchh, Western India. The observation of CCA diseases was conducted in the intertidal reefs of Narara coast during August to November 2021. Two CCA diseases were identified: CCA white band disease and CCA white patch disease. Five sites were select...

The present study enumerates a total of 50 chlorophycean macroalgal taxa belong to 17 genera of 12 families under 6 orders from the shoreline of Andhra Pradesh, of which 13 species are new distributional records to the state flora. Further, the distributional details of each species along with seasonal availability are discussed.

The present study confirms the existence of six species belonging to the class Chrysophyceae (4 species), Xanthophyceae (1 species), and Dinophyceae (1 species) reported for the first time in India from the perennial ponds of Shivamogga District, Karnataka. Further, the systematic account, description, and geographical distribution with collection...

This eBook on Seaweed Flora of Karnataka coast is an outcome of the extensive botanical explorations by the authors, undertaken during the years 2014-2017, sampling from 74 coastal localities along the 320 km long coastline of Karnataka, spreading into 3 coastal districts and collections of 1595 Field numbers of seaweeds. The book provides a compre...

This eBook on Seaweed Flora of Goa coast is an outcome of the extensive botanical explorations by the authors, undertaken during the years 2017-2019, sampling from 58 coastal localities along about 110 km long coastline of Goa, spreading into 2 coastal districts and collections of 1130 Field numbers of marine algal samples. The book provides a comp...

The book on "Seaweed Flora of Karnataka Coast" is an outcome of the extensive field explorations along the 320 km long stretch of Karnataka coast during the years 2014-2017. During this period, around 1595 field numbers of seaweeds were collected from 74 stations in different seasons and all the relevant literature were referred. This is the first...

The present book on "Seaweed flora of Goa Coast" is the 3 rd in series of BSI publications on seaweeds, after Kerala (2020) and Karnataka (2022). It is an outcome of the extensive field explorations and collection of about 1130 field numbers of seaweeds from 58 stations spread in about 110 km long stretch of Goa coast during the years 2017-19. The...

ABSTRACT The phyco-floristic exploration on aquatic habitats of Coimbatore district of Tamil Nadu, divulged the incidence of the species Spirotaenia erythrocephala Itzigs. of Mesotaeniaceae, from Chinnar river, Sadivayal for the first time in Indian waters. A detailed description, nature of habitat and its distributional pattern are discussed in th...

ABSTRACT The marine algae Gracilaria tenuistipitata was collected from the backwater area of the Kakinada coast, Andhra Pradesh, India. The main objective of this study is to determine the preliminary phytochemicals and anti-cancer activity of red seaweed. The anticancer activity was examined in ethyl acetate extract using a 3-(4, 5-dimethylthiazol...

In our field exploration at the coastline of Andhra Pradesh, Gracilaria dotyi Hoyle, an endemic species of Hawaiian Islands, USA, was reported for the first time in India. Therefore, the current attempt is aimed to provide the taxonomic account of this species in detail.

An experiment was conducted in the laboratory of botanical survey of India, southern regional Centre to investigate the effect of Seaweed Liquid Fertilizer from Gracilaria tenuistipitatum C.F. Change&B.M.Xia on seed germination an seedling growth of tomato and bendhi. The concentrations of SLF were 10% to 100% and of water respectively along with c...

The indication on the existence of genus Ulva in Andhra Pradesh is sporadic and poorly reported since 1952. Hence, an attempt was made to prepare the detailed account of genus Ulva from the coastal districts of Andhra Pradesh. Totally 112 localities were surveyed in different seasons from March 2017 – August 2019. A total of 14 species of Ulva were...

Ulva is an imperative genus of the order Ulvales under Chlorophyceae. Most of the binomials of this genus are uncertain in status. Molecular study opined that, genera Ulva and Enteromorpha are paraphyletic in origin. Hence, genus Enteromorpha was transferred to Ulva. However, the endemic taxa of Enteromorpha from India have not been authenticated t...

Ulva is an imperative genus of the order Ulvales under Chlorophyceae. Most of the binomials of this genus are uncertain in status. Molecular study opined that, genera Ulva and Enteromorpha are paraphyletic in origin. Hence, genus Enteromorpha was transferred to Ulva. However, the endemic taxa of Enteromorpha from India have not been authenticated t...

Marine macroalgae (seaweeds) are renewable resources of our Earth and make a substantial contribution to marine biodiversity. Seaweeds are presently considered as the plant-based and alternative form of food, due to the presence of nutrients including carbohydrates, protein, vitamins, and minerals as well as a rich source of health-promoting compou...

Marine macroalgae (seaweeds) are renewable resources of our Earth and make a substantial contribution to marine biodiversity. Seaweeds are presently considered as the plant-based and alternative form of food, due to the presence of nutrients including carbohydrates, protein, vitamins, and minerals as well as a rich source of health-promoting compou...

The St. Mary’s Island, located in the state of Karnataka is endowed with enormous rocky habitats and support rich diversity of marine macro algae (seaweeds). During the years 2014-2017, several extensive field explorations were undertaken to this Island and 52 taxa of marine macro algae, comprising of 16 Chlorophyceae, 19 Phaeophyceae and 17 Rhod...

The crucial floristic reports of the members of Phaeophyceae (Brown seaweeds) from Andhra Pradesh are sporadic, inadequate and merely reported from Visakhapatnam district and remaining coastal areas are yet to be explored. Hence, the present attempt was engaged to investigate the occurrence of Phaeophyceae from 112 stations of coastal districts of...

The present paper proposes a new combination Ulva ovata (Thivy & Visalakshmi ex Joshi & Krishnamurthy) Aron Santhosh Kumar & Palanisamy from the endemic species of India

Cloniophora Tiffany is a distinct genus of Ulvales under the class Chlorophyceae. The distribution and diversity of the genus was recorded in the freshwater as well as in marine water habitats from the fewer parts of the world. It has morphological resemblance with the Stigeoclonium and Draparnaldia by obtaining characters of both genera. Also, it...

Marine macro algae (Seaweeds) are the potential, renewable and promising plants of our earth. They act as keystone and play a vital role in the marine environment. The coastline of India shows wide range of variability in its topography, geographical position and provides the great habitats for the enormous diversity of seaweeds. A total of 10, 500...

This Book on Seaweed flora of Kerala coast is an outcome of the extensive botanical explorations by the authors, undertaken during the years 2011-2014, sampling from 149 coastal localities along the 580 km long coastline of Kerala, spreading into 9 coastal districts and collections of 1272 Field numbers of marine algal samples in all seasons. The s...

ABSTRACT The present paper reports eleven new additions of marine macro algae, comprising of one phaeophyceae and ten Rhodophyceae, to the seaweed fl ora of Karnataka coast, India. Besides, an updated checklist of 105 taxa under 55 genera, 31 families and 20 orders of marine macro algae (seaweeds) of Karnataka which includes 42 taxa (40%) of Rhodo...

Genus Dioscorea is commonly known as “Yam,” a good source of essential dietary nutrients, which has the potential nutritional superiority over the tropical root crops. Dioscorea oppositifolia L. (Chinese yam) and Dioscorea pentaphylla L. (five leaf yam) are commonly growing yams found more in the Western Ghats than in the Eastern Ghats. However, th...

Seaweeds – the Marine Macro Algae, are one of the important components of the Marine Biodiversity and play an important role in the marine ecosystems. Surathkal is an important rocky coastal city in Dakshina Kannada district of Karnataka. During the present study (2014-17), thirty seven taxa of seaweeds were recorded from Surathkal coast. Of these,...

Seaweeds – the Marine Macro Algae, are one of the important components of the Marine Biodiversity and play an important role in the marine ecosystems. Surathkal is an important rocky coastal city in Dakshina Kannada district of Karnataka. During the present study (2014-17), thirty seven taxa of seaweeds were recorded from Surathkal coast. Of these,...

Book cover page.

Cover page of Book

Comprehensive marine macro algal explorations conducted in Karnataka coast during the years 2014-2017 revealed new distributional record of a red algae Martensia fragilis Harv. (Delesseriaceae). A complete description, nomenclatural citations and notes on its occurance have been provided.

Present paper reports the occurrence of two red seaweeds i.e. Catenella impudica (Mont.) J. Agardh and Meristotheca papulosa (Mont.) J. Agardh (Order Gigartinales) for the first time from Kerala coast. Therefore, these are new additions to the seaweed flora of Kerala. Detailed taxonomic account of these two taxa have been provided for easy identifi...

Has Ensete superbum (Roxb.) Cheesman, widened its habitats as an epiphyte?

A scholar, distinguished teacher and vigorous scientist, Krishnamurthy contributed a lot and brought a revolution in the field of Indian algology, particularly in the field of marine algae (seaweeds). He founded Seaweed Research and Utilization Association in 1970 and Krishna-murthy Institute of Algology in 1991 for promoting the algae research in...

Coralline red algae Mastophora rosea (Corallinaceae, Corallinales, Rhodophyta) were collected from tide pools from Little Andaman during August 2013. Collected sample was found to be bluish purple in color, dichotomously branched, round shaped carpogonial conceptacles were found on the surface of thallus, tetrasporangial open pore size 120 µm was s...

Abstract: Seaweeds are the potential marine living resources in the world. More than 20,000seaweeds are distributed throughout the world, of which only 221 (1.1%) are commercially utilized, which includes 145 species for food and 110 species for phycocolloid production(Sahoo, 2000). During September 2011 to March 2013, extensive field surveys were...

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Seaweed Res. Utiln., 36 (1&2) : 1 - 5, 2014 Distribution and diversity of marine macroalgae of Kasaragod coast, Kerala M. PALANISAMY, S.K. YADAV AND G.V.S. MURTHY Botanical Survey of lndia, Southern Regional Centre, T.N.A. U. Campus Coimbatore - 641003, Tamil Nadu, India ' ABSTRACT The distribution and diversity of marine macro algae at various...

Marine macro algae were collected during September 2011 to February 2013 from two sites at Mahe coast in the western coast ofIndia. Totally 14 species were recorded, of which 7 species belong to Chlorophyceae, 1 species to Phaeophyceae and 6 species to Rhodophyceae. The genera Enteromorpha. Chaetomorpha. Centroceras and Grateloupia were distributed...

Local knowledge systems are not considered in the conservation of fragile seagrass marine ecosystems. In fact, little is known about the utility of seagrasses in local coastal communities. This is intriguing given that some local communities rely on seagrasses to sustain their livelihoods and have relocated their villages to areas with a rich diver...

The present study was undertaken to uncover the diversity of root nodulating Rhizobium and associated wild legumes growing in coastal regions of Bay Islands. The exploration of coastal areas of South Andaman showed occurrence of 5 unique wild legumes and in that two viz., Vigna marina and Mucuna monosperma were found to grow in seashore areas. The...