Granular pugolovka (Benthophilus granulosus) fish species and information / pictures of Granular pugolovka - Benthophilus granulosus

Granular pugolovka (Benthophilus granulosus) fish species information

Scientific Name
Benthophilus granulosus

Common Name
Granular pugolovka

Biology
Dorsal spines (total): 4; Dorsal soft rays (total): 7-9; Anal spines: 1; Anal soft rays: 6 - 8. Head flat, slightly depressed. Short and flat leathery barbel in chin, tubercles absent. Body color variable depending on habitat (Ref. 33724). Distinguished further from its congeners by the following characters: body covered with numerous, densely-set thorny granules; 3 dark blotches along midline of back and flank; head and back with dark dots, sometimes on dorsal, pectoral and caudal (Ref. 59043).

Classification

Classified By
Kessler, 1877
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Gobies (Gobiidae)

Distribution

Region
Former USSR and Asia
Distribution
Former USSR and Asia: Caspian Sea and the lower Volga (Ref. 50519).
Range
49°N - 36°N, 44°E - 55°E

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
demersal
Environment
Marine; freshwater; brackish; demersal
Trophic Level
3.2 s.e. 0.48 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
True
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
5.6 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:
Vulnerability
Low vulnerability (13 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)