Food and feeding of Portunus (Portunus) sanguinolentus (Herbst) and Portunus (Portunus) pelagicus (Linnaeus) (Brachyura: Portunidae) along Karnataka coast

Sukumaran, K K and Neelakantan, B (1997) Food and feeding of Portunus (Portunus) sanguinolentus (Herbst) and Portunus (Portunus) pelagicus (Linnaeus) (Brachyura: Portunidae) along Karnataka coast. Indian Journal of Marine Sciences, 26 (1). pp. 35-38.

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Abstract

The diet of Portunus (Portunus) sanguinolentus and P.(P.) pelagicus Jmlin1y consisted of crustacean Fishes, molluscs, large quantity of unidentified matter and debris. Quantitative analysis of the gut contents revealed that crustaceans contributed to 47.1% and 42.6 %, fish remains 29.0 % and 20.4 %. molluscs 5.7% and 20.0 % detritus 4.9 % and 4.7 % respectively of the gut content by volume in both species respectively. The study indicated that these crabs are primarily predators of sessile and slow moving benthic macro invertebrates.

Item Type: Article
Uncontrolled Keywords: Food; feeding; Portunu sanguinolentus; Portunus pelagicus; Brachyura; Portunidaealong Karnataka coast
Subjects: Crustacean Fisheries
Food and Feeding
Divisions: CMFRI-Cochin > Marine Capture > Crustacean Fisheries
Subject Areas > CMFRI Brochures > CMFRI-Cochin > Marine Capture > Crustacean Fisheries
Depositing User: Arun Surendran
Date Deposited: 19 Apr 2011 08:40
Last Modified: 09 Sep 2015 15:48
URI: http://eprints.cmfri.org.in/id/eprint/8253

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