Galapagos cuskeel (Ogilbia galapagosensis) fish species and information / pictures of Galapagos cuskeel - Ogilbia galapagosensis

Galapagos cuskeel (Ogilbia galapagosensis) fish species information

Scientific Name
Ogilbia galapagosensis

Common Name
Galapagos cuskeel

Biology
Dorsal soft rays (total): 69-74; Anal soft rays: 54 - 62. This species has the following characters: Dorsal fin rays 69-76, anal fin rays 54-62; outer pseudoclasper with a long spine-like supporter; inner pseudoclasper very short, anteriorly inclined; opercular spine with a single, sharp tip; cheeks naked; body not pigmented; upper preopercular pore absent; caudal fin rays 11-12 (Ref. 57883).

Classification

Classified By
Poll & LeLeup, 1965
Class
Ray-finned fishes (Actinopterygii)
Order
Cusk eels (Ophidiiformes)
Family
Viviparous brotulas (Bythitidae)

Distribution

Region
South America
Distribution
South America: Galapagos Islands. Apparently endemic to the fresh- and brackishwater of the cave systems on the Santa Cruz Island, where it is replaced by O. deroyi in the marine environment.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
demersal
Environment
Freshwater; brackish; demersal
Trophic Level
3.21 s.e. 0.51 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
False
Occurs in Brackish water
True
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
5.8 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
Fisheries: of no interest
Vulnerability
Low vulnerability (12 of 100)
Resilience
Low, minimum population doubling time 4.5 - 14 years (Assuming Fec
Threat To Humans
  Harmless
IUCN Red List Status
  Vulnerable (VU) (D2)