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Summary for Agonus cataphractus Larvae
Hooknose

Agonus  cataphractus  (Linnaeus, 1758)
Family:	Agonidae (Poachers)
Order:	Scorpaeniformes
Class:	Actinopterygii (ray-finned fishes)
English name:	Hooknose
Distribution:	Northeast Atlantic: English Channel to Finmarken and Murman coasts and White Sea, also the Shetlands, the Faroes and southern and southwestern coasts of Iceland; southern part of Baltic.
Adult biology:	Inhabits inshore waters, deeper waters in winter in Skaggerak, preferring sandy bottoms, rarely with stones. Maximum depth reported at 270 m (Ref. 28197). Temp. range: 4.0-8.0 °C. Feeds on bottom crustaceans and polychaetes. Matures after about 1 year; a few spawning in the second year (Ref. 722). The eggs are laid in seaweed (Ref. 9900). Spawns in February - April, female laying 2,500-3,000 yellow eggs with a diameter of 2 mm. Period of development is very long and 6-8 mm long pelagic larvae hatch after 10-11 months (Ref. 35388).
Diagnosis:	At 14mm the fin ray formula is:D1,5-6; D2,5-8; A,5-7. See also LARVAE table.
Climate Zone:	temperate; 4 - 8°C; 77°N - 43°N
Main Ref:	Russell, F.S.. 1976. (Ref. 37)
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	Modified: Reyes, Rodolfo B.	Entered: Froese, Rainer

	Ref.:				Glossary
		(e.g. 9948)				(e.g. urostyle)

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Page created by Eli 09.11.99, last modified by Eli 04.03.05.