Spawning biology of two marine portunid crabs, Portunus (Portunus) sanguinolentus (Herbst) and Portunus (Portunus) pelagicus (Linnaeus) from the Karnataka Coast

Sukumaran, K K and Neelakantan, B (1999) Spawning biology of two marine portunid crabs, Portunus (Portunus) sanguinolentus (Herbst) and Portunus (Portunus) pelagicus (Linnaeus) from the Karnataka Coast. In: The Fourth Indian Fisheries Forum Proceedings, 24-28 November 1996, Kochi.

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Abstract

Weekly samples of P (P) sallguilloienllls and P (P) pelagicus caught by di !ferent type of gears were taken from Mangalore, Malpe and Karwar - three important fish landing centres in Kamataka during 1992-94 and analysed for carapace width, weight, sex and maturity conditions. For describing the gross maturity stages of ovary, the following stages were recognised. I) immature virgins, 2) immature resting 3) early maturing, 4) late maturing, 5) mature and 6) spent.

Item Type:Conference or Workshop Item (Paper)
Uncontrolled Keywords:Spawning biology; marine portunid crabs; Portunus sanguinolentus; Portunus pelagicus; Karnataka Coast
Subjects:Aquaculture > Induced Breeding
Crustacean Fisheries > Crabs
Divisions:CMFRI-Cochin > Marine Capture > Crustacean Fisheries
ID Code:7358
Deposited By:Arun Surendran
Deposited On:08 Feb 2011 14:19
Last Modified:08 Feb 2011 14:19

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