Naked-headed coralbrotula (Ogilbia nudiceps) fish species and information / pictures of Naked-headed coralbrotula - Ogilbia nudiceps

Naked-headed coralbrotula (Ogilbia nudiceps) fish species information

Scientific Name
Ogilbia nudiceps

Common Name
Naked-headed coralbrotula

Biology
Dorsal soft rays (total): 63-72; Anal soft rays: 49 - 56; Vertebrae: 40 - 41. The species is characterized by having the following: Vertebrae 11 + 29-30 = 40-41, dorsal fin rays 63-72, anal fin rays 49-56; small eyes (1.4-2.6, x = 1.9 % SL); outer pseudoclasper broad wing-shaped with slightly expanded tip; inner pseudoclasper with two stout branches, anterior pointing forward, posterior straight, with fleshy lobe in between, penis with abrupt change from thick base to thin tip; opercular spine with single, sharp tip, no scales on cheeks; otolith elongate, length: height ratio 2.4 (Ref. 57883).

Classification

Classified By
M?ller, Schwarzhans & Nielsen, 2005
Class
Ray-finned fishes (Actinopterygii)
Order
Cusk eels (Ophidiiformes)
Family
Viviparous brotulas (Bythitidae)

Distribution

Region
Eastern Pacific
Distribution
Eastern Pacific: Gulf of California.
Range
22°N - 29°N

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
0 m
Depth To - meters
30 m
Zone
reef-associated
Environment
Marine; reef-associated; depth range 0 - 30 m (Ref. 57883)
Trophic Level
3.25 s.e. 0.52 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
True
Occurs in Brackish water
False
Occurs in Fresh Water
False
Occurs on Reefs
True
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
5.3 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low vulnerability (14 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Least Concern (LC)