Stellate tadpole-goby (Benthophilus stellatus) fish species and information / pictures of Stellate tadpole-goby - Benthophilus stellatus

Stellate tadpole-goby (Benthophilus stellatus) fish species information

Scientific Name
Benthophilus stellatus

Common Name
Stellate tadpole-goby

Biology
This species is distinguished from its congeners by the following characters: a tubercle between eyes; sparse granules on flanks, backward only to below D2 base, rare between upper lateral and dorsal rows of tubercles; head width 94-104 % HL; tubercles in dorsal row 27-30, ventral row 22-25, upper lateral row 10-16 (slightly smaller posteriorly), lower lateral row with few tiny tubercles or absent; chin barbel slightly compressed, thick, about equal in length with eye diameter; origin of D2 in front of anal origin; transverse rows of neuromasts on flank 19-23; no spot in front of D2; sides with dark blotches and irregular dots; a blotch around base of first dorsal usually reaching origin of D2 (Ref. 59043).

Classification

Classified By
Sauvage, 1874
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Gobies (Gobiidae)

Distribution

Region
Europe
Distribution
Europe: Black Sea, Sea of Azov and Caspian rivers and estuaries.
Range
56°N - 36°N, 22°E - 54°E

Environment

Climate
Temperate
Water Temperature From
4 °C
Water Temperature To
20 °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
demersal
Environment
Freshwater; brackish; demersal
Trophic Level
3.1 s.e. 0.30 Based on diet studies.
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
13.5 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 (16 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Fec=700)
Threat To Humans
  Harmless
IUCN Red List Status
  Least Concern (LC)