Fishery and biology of Sepia pharaonis Ehrenberg, 1831 off Mumbai, northwest coast of India
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Title |
Fishery and biology of Sepia pharaonis Ehrenberg, 1831 off Mumbai, northwest coast of India
Not Available |
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Creator |
Sundaram,Sujit
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Subject |
Cuttle fish
Sepia pharaonis fishery biology Maharashtra |
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Description |
Not Available
Fishery of Sepia pharaonis by trawlers at New Ferry Wharf (NFW) during 2000 - 2011 in Mumbai waters is described. The landings ranged from 438 t (2004) to 1,763 t (2005) and the catch rate ranged from 0.17 kg/hr (2003) to 1.04 kg/hr (2005). The relationship between dorsal mantle length (DML) and total body weight (TBW) for males, TBW = 0.0008414 * DML 2.57989 and for females, TBW = 0.0009723 * DML 2.55201. Fish formed the major food item in both the sexes (87.1% in males and 86% in females) followed by prawns. Females were dominant in the catch with a sex-ratio of 1:1.24. Maximum numbers of males were mature (43.6%) while maximum numbers of females (37.2%) were spawning. The size at 50% maturity for females was estimated as 153 mm. The major peak spawning season for the species is during February to May. Not Available |
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Date |
2021-09-17T04:07:12Z
2021-09-17T04:07:12Z 2014 |
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Type |
Article
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Identifier |
Not Available
Not Available http://krishi.icar.gov.in/jspui/handle/123456789/63512 |
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Language |
English
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Relation |
Not Available
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Publisher |
Marine Biological Association of India
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