Longtail dragonet (Callionymus gardineri) fish species and information / pictures of Longtail dragonet - Callionymus gardineri

Longtail dragonet (Callionymus gardineri) fish species information

Scientific Name
Callionymus gardineri

Common Name
Longtail dragonet

Biology
Dorsal spines (total): 4; Dorsal soft rays (total): 9; Anal spines: 0; Anal soft rays: 8. Body light to dark brown in color; black blotch on distal portion of 3rd dorsal spine; black submarginal band on anal fin (Ref. 4405).

Classification

Classified By
Regan, 1908
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Dragonets (Callionymidae)

Distribution

Region
Western Indian Ocean
Distribution
Western Indian Ocean: south to Natal, South Africa.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
30 m
Depth To - meters
180 m
Zone
demersal
Environment
Marine; demersal; depth range 30 - 180 m (Ref. 4405)
Trophic Level
3.39 s.e. 0.41 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
28.0 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
Fisheries: of no interest
Vulnerability
Low to moderate vulnerability (32 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated