Sleepy goby (Psammogobius biocellatus) fish species and information / pictures of Sleepy goby - Psammogobius biocellatus

Sleepy goby (Psammogobius biocellatus) fish species information

Scientific Name
Psammogobius biocellatus

Common Name
Sleepy goby

Biology
Dorsal spines (total): 7; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 8. Body dark brown to black, with longitudinal rows of small black spot; 2-3 saddles on back and side; black 1st dorsal fin; dark crossbands on pelvic fins (Ref. 2798).

Classification

Classified By
Valenciennes, 1837
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Gobies (Gobiidae)

Distribution

Region
Indo-Pacific
Distribution
Indo-Pacific: south to East London, South Africa (Ref. 2798). Western Central Pacific: Guam (Ref. 35720). Often confused with the more common Glossogobius giuris.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
22 °C
Water Temperature To
28 °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Marine; brackish; benthopelagic; amphidromous (Ref. 51243)
Trophic Level
3.35 s.e. 0.50 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
True
Occurs in Brackish water
True
Occurs in Fresh Water
False
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
12.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.7500 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 to moderate vulnerability (25 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Lower Risk: near threatened (LR/nt)