Giant pygmy goby (Trimma gigantum) fish species and information / pictures of Giant pygmy goby - Trimma gigantum

Giant pygmy goby (Trimma gigantum) fish species information

Scientific Name
Trimma gigantum

Common Name
Giant pygmy goby

Biology
Dorsal spines (total): 7; Dorsal soft rays (total): 8-9; Anal spines: 1; Anal soft rays: 7 - 9. This species is a member of the T. tevegae species complex (sensu Winterbottom 2005) with a broad interorbital space and a greatly expanded first haemal arch. It is further characterized by 15-18 predorsal scales; the second and third dorsal spines elongate; a fleshy, longitudinal ridge in the interorbital midline; absence of postorbital trenches; scales covering the cheek and opercle; the fifth pelvic fin ray usually branched dichotomously once; a pattern of six dark saddles across the dorsum on a pale yellow background; and, large adult size (to about 30 mm SL) (Ref. 59339).

Classification

Classified By
Winterbottom & Zur, 2007
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Gobies (Gobiidae)

Distribution

Region
Western Pacific
Distribution
Western Pacific: Palau to Indonesia.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
57 m
Depth To - meters
73 m
Zone
reef-associated
Environment
Marine; reef-associated; depth range 57 - 73 m (Ref. 59339)
Trophic Level
3 s.e. 0.00 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
True
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
3.0 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 (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