Tiger pygmygoby (Eviota tigrina) fish species and information / pictures of Tiger pygmygoby - Eviota tigrina

Tiger pygmygoby (Eviota tigrina) fish species information

Scientific Name
Eviota tigrina

Common Name
Tiger pygmygoby

Biology
Dorsal spines (total): 7; Dorsal soft rays (total): 10; Anal spines: 1; Anal soft rays: 9. Dorsal-fin rays VI + I,10. The following combination of characters distinguishes E. tigrina from congeners: dorsal-anal fin ray formula 10/9; 27 lateral scales; six pectoral-fin rays branched; cephalic sensory-pore system pattern 2; fifth segmented pelvic-fin ray present and 25% length of fourth ray; genital papilla non-fimbriate; dorsal fin not filamentous; branches on fourth pelvic-fin ray 13; body with numerous vertical black lines (from black pigment in scale-pocket tissue) forming spindleshaped patterns, a curved black bar at the caudal-fin base, and dark reddish bars on the head. Background color on back and head a pale yellowish gray, sides and abdomen translucent with eight dark internal bands showing through. Ventral surface very pale gray, almost white. Back and sides with numerous bold vertical black lines (from black pigment in scale-pocket tissue) forming spindle-s

Classification

Classified By
Greenfield & Randall, 2008
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Gobies (Gobiidae)

Distribution

Region
Pacific Ocean
Distribution
Pacific Ocean: Tonga. Vava'u Group, Neiafu.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
16 m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Marine; benthopelagic; depth range 16 - ? m (Ref. 79591)
Trophic Level
3.06 s.e. 0.46 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
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
2.2 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 (10 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated