Ogilbia nigromarginata Møller, Schwarzhans & Nielsen, 2005
Blackmargin brotula
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Family:  Dinematichthyidae (Viviparous brotula)
Max. size:  7.7 cm SL (male/unsexed)
Environment:  demersal; marine; depth range 0 - 33 m
Distribution:  Eastern Pacific: Gulf of California.
Diagnosis:  Dorsal soft rays (total): 67-75; Anal soft rays: 50-57; Vertebrae: 41-44. This species is characterized by the following: vertebrae 11-12 + 29-33 = 41-44, dorsal fin rays 67-75, anal fin rays 50-57; outer pseudoclasper is broad, distally much expanded; inner pseudoclasper large, with two elongate branches pointing outwards, penis with abrupt change from thick base to thin tip; opercular spine with single, sharp tip, broad scale patch on cheeks with 6-8 vertical scale rows; otolith compressed, length: height ratio 2.1-2.2; vertical fins with black margins; head profile high (Ref. 57883).
Biology:  Lives in rocky habitats. A 72 mm SL female collected was found to contain eggs 0.5 mm in diameter and a 75 mm female with eggs 0.8 mm in diameter (Ref. 57883).
IUCN Red List Status: Least Concern (LC); Date assessed: 29 April 2008 Ref. (124695)
Threat to humans:  harmless
Country info:   

Entered by: Capuli, Estelita Emily - 01.03.07

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