Sujitha Thomas
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View article: Decision analysis rooted in Indigenous and Western scientific knowledge identifies cost‐effective strategies for managing hyperabundant deer to restore keystone places
Decision analysis rooted in Indigenous and Western scientific knowledge identifies cost‐effective strategies for managing hyperabundant deer to restore keystone places Open
The hyperabundance of herbivores—a result of altered human relationality with the land and the extirpation of predators—is leading to large‐scale degradation of keystone ecosystems across the globe. Designing and implementing socially acce…
View article: Biology of the widenose guitarfish Glaucostegus obtusus (Muller and Henle, 1841) (Rhinopristiformes: Glaucostegidae) from the eastern Arabian Sea
Biology of the widenose guitarfish Glaucostegus obtusus (Muller and Henle, 1841) (Rhinopristiformes: Glaucostegidae) from the eastern Arabian Sea Open
The study delves into the reproductive biology of Glaucostegus obtusus, a benthic, inshore batoid species currently listed as Critically Endangered, for which life history information remains scarce. A total of 331 specimens, collected as …
View article: Shark consumption in India: An exploratory study on trends and awareness
Shark consumption in India: An exploratory study on trends and awareness Open
The domestic consumption of sharks in maritime states of India and consumer perception were examined to assess the utility of such studies in conservation planning. The study surveyed 309 respondents in person, across the coastal states of…
View article: Assessment of marine fish stocks within India’s ExclusiveEconomic Zone: Status report 2022
Assessment of marine fish stocks within India’s ExclusiveEconomic Zone: Status report 2022 Open
India is one of the major fishing nations in the Indian Ocean, with commercial marine fishlandings in the country comprising of nearly 1000 species. A comprehensive and periodicassessment of the stocks is crucial for achieving the goals of…
View article: Bycatch in Indian trawl fisheries and some suggestions for trawl bycatch mitigation
Bycatch in Indian trawl fisheries and some suggestions for trawl bycatch mitigation Open
Globally, trawl is the major fishing gear used in marine fisheries and in India, it contributes to more than onethird of the marine fish production.Trawl fishing has been critically evaluated from a sustainability perspective, especially a…
View article: Catch composition, reproductive biology and diet of the bowmouth guitarfish Rhina ancylostomus Bloch and Shneider, 1801 (Batoidea: Rhinidae) in the eastern Arabian Sea, India
Catch composition, reproductive biology and diet of the bowmouth guitarfish Rhina ancylostomus Bloch and Shneider, 1801 (Batoidea: Rhinidae) in the eastern Arabian Sea, India Open
Scarce information exists on the life history of the bowmouth guitarfish Rhina ancylostomus (=R. ancylostoma) landed by trawlers and gillnetters that operate in the eastern Arabian Sea off Karnataka, on the south-west coast of India. This …
View article: Spatio-temporal variations of phytoplankton assemblage in coastal waters of Maharashtra, north-eastern Arabian Sea
Spatio-temporal variations of phytoplankton assemblage in coastal waters of Maharashtra, north-eastern Arabian Sea Open
Seasonal variations in phytoplankton species and abundance along the coast of Maharashtra from two different locations (Mumbai and Ratnagiri) and depths were investigated during August 2014-May 2017. A total of 84 species of phytoplankton …
View article: New Distributional Record of Greater Amberjack Seriola dumerili (Risso, 1810) (Perciformes: Carrangidae) from the Eastern Arabian Sea, India
New Distributional Record of Greater Amberjack Seriola dumerili (Risso, 1810) (Perciformes: Carrangidae) from the Eastern Arabian Sea, India Open
Background: The fishes of the family Carangidae forms one of the largest families of bony fishes, representing about 140 species, widely distributed in all tropical and temperate marine waters of the world. In recent past, fishes of this f…
View article: Assessing labour mobility in marine fishing operations in Karnataka
Assessing labour mobility in marine fishing operations in Karnataka Open
Mobility of labour across the country continues as a major source of labour supply in ensuring economic development across all sectors including the primary sector. The migrant labour in search of better employment emancipates better livin…
View article: Karnataka Trawl Fisheries: Decadal Analysis and Fishers’ perspectives
Karnataka Trawl Fisheries: Decadal Analysis and Fishers’ perspectives Open
Analyses of trawl fisheries in Karnataka was done from 2008-2019 as part of a project on ‘Best practices in trawl fisheries’. The fishing days increased from 1 day trips to voyages of 14 days and depth of operation ranged from 11-200 m. To…
View article: Adoption of ingenious fishing method to augment fish catch in coastal karnataka
Adoption of ingenious fishing method to augment fish catch in coastal karnataka Open
Gillnets are one of the important gears contributing to the marine fish landings of Karnataka. A variety of gillnets (drift, bottom set, encircling and entangling), are deployed in the fishery. The smaller monofilament gears are operated b…
View article: Some biological characteristics of the smooth blaasop puffer fish Lagocephalus inermis (Temminck and Schlegel, 1850), from south-eastern Arabian Sea
Some biological characteristics of the smooth blaasop puffer fish Lagocephalus inermis (Temminck and Schlegel, 1850), from south-eastern Arabian Sea Open
Length-weight relationship (LWR), condition factor, sex ratio, gonadosomatic index (GSI) hepatosomatic index (HSI) of the smooth blaasop puffer fish Lagocephalus inermis (Temminck and Schlegel, 1850), an emerging fishery resource along sou…
View article: Fishery and GIS Based Spatio-Temporal Distribution Analysis of Smooth Blaasop, Lagocephalus inermis, in South-Eastern Arabian Sea
Fishery and GIS Based Spatio-Temporal Distribution Analysis of Smooth Blaasop, Lagocephalus inermis, in South-Eastern Arabian Sea Open
Investigations on distribution of species on a spatio-temporal scale has ecological and management significance. Study was carried out in one of the productive zones of south eastern Arabian sea on Lagocephalus inermis one of the emerging …
View article: Identification of fishing grounds for emerging non-conventional crustacean fishery resources off south-west coast of India
Identification of fishing grounds for emerging non-conventional crustacean fishery resources off south-west coast of India Open
Trawling operations, extended wide and far, have resulted in the emergence of many non-conventional fishery resources. Apart from regular commercial crustacean resources of shrimps, crabs and lobsters, crucifix crab, C. feriatus, C. smithi…
View article: Marine Spatial Planning for Resource Conservation, Fisheries Management and for Ensuring Fishermen Security–Global Perspectives and Indian Initiatives
Marine Spatial Planning for Resource Conservation, Fisheries Management and for Ensuring Fishermen Security–Global Perspectives and Indian Initiatives Open
Internationally, marine spatial planning (MSP) is an
\nintegral part of the decision-making protocol for setting
\nup activities in the marine zone, be it the
\nestablishment of industries, exploration and mining
\nfor oil and minerals, de…
View article: Assessment of ichthyofaunal biodiversity of trawling grounds off Malpe coast, Karnataka
Assessment of ichthyofaunal biodiversity of trawling grounds off Malpe coast, Karnataka Open
The present study enables us to understand the fish species composition, seasonal variation and abundance during different months off Malpe coast. The data for the present study was collected from the trawlers operating from Malpe fishing …
View article: Length-weight relationship and growth parameters of moonfish Mene maculata (Bloch and Schneider, 1801) from Karnataka Coast, India
Length-weight relationship and growth parameters of moonfish Mene maculata (Bloch and Schneider, 1801) from Karnataka Coast, India Open
The present study aimed to elucidate the length-weight relationship and growth parameters of the moonfish Mene maculata (Bloch and Schneider, 1801) along the Karnataka Coast. The species showed positive allometric growth with pooled ‘b’ va…
View article: Exploitation of the non-conventional bullseye fishery resource in Karnataka
Exploitation of the non-conventional bullseye fishery resource in Karnataka Open
The estimated average all India marine fish
\nlandings during 2012-2016 was 36,71,651 t. Of late,
\nthe catch of priacanthids has increased in
\ncommercial landings all along Indian coast. The
\nbullseye contribution to the total productio…
View article: Biodiversity and Natural capital valuation of the coastal ecosystems of Karnataka
Biodiversity and Natural capital valuation of the coastal ecosystems of Karnataka Open
Studies on the bio-inventory and ecosystem valuation document the ecosystems services in economic terms which makes it easily interpreted by policy makers and executives. Economic valuation of coastal ecosystems is essential for environmen…
View article: Impact of Trawling in Indian Waters - A Review
Impact of Trawling in Indian Waters - A Review Open
Trawling which is the highest contributor to the
\nmarine fishery in India has undergone sea change as
\na fishing technique and fishing pattern. During
\nrecent years, the reduction of catch per unit effort
\nfrom existing fishing grounds…
View article: Environmental influence on the secondary productivity and fish abundance in coastal fishing grounds off Mangalore, south-eastern Arabian Sea
Environmental influence on the secondary productivity and fish abundance in coastal fishing grounds off Mangalore, south-eastern Arabian Sea Open
Environmental parameters influence the productivity and abundance of fish in marine ecosystems. In this study, we attempted to analyse the relationship between environmental parameters and abundance of fish in trawling grounds in south-eas…