Sand dragonet (Callionymus marleyi) fish species and information / pictures of Sand dragonet - Callionymus marleyi

Sand dragonet (Callionymus marleyi) fish species information

Scientific Name
Callionymus marleyi

Common Name
Sand dragonet

Biology
Dorsal spines (total): 4; Dorsal soft rays (total): 9; Anal spines: 0; Anal soft rays: 8. Color varies from yellow to dark brown; 1st dorsal fin of males light grey with dark lines, 1st and 4th spines longest; 1st dorsal fin of females black, 1st spine longest, 4th spine shortest (Ref. 4405).

Classification

Classified By
Regan, 1919
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Dragonets (Callionymidae)

Distribution

Region
Western Indian Ocean
Distribution
Western Indian Ocean: southern Red Sea to the Cape of Good Hope, the Persian Gulf, and southwestern India (Ref. 9608, 4405).
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
1 m
Depth To - meters
20 m
Zone
demersal
Environment
Marine; demersal; depth range 1 - 20 m (Ref. 4405)
Trophic Level
3.33 s.e. 0.48 Based on food items.
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
13.0 cm
Common Length
10.0 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: minor commercial
Vulnerability
Low vulnerability (20 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