Spiny squirrelfish (Sargocentron lepros) fish species and information / pictures of Spiny squirrelfish - Sargocentron lepros

Spiny squirrelfish (Sargocentron lepros) fish species information

Scientific Name
Sargocentron lepros

Common Name
Spiny squirrelfish

Biology
Dorsal spines (total): 11; Dorsal soft rays (total): 12-14; Anal spines: 4; Anal soft rays: 8 - 9. Body light red to orange-red with narrow darker red stripes separating scale rows; white streak on head absent (except beneath maxilla); 4-5 oblique scale rows on cheek; body depth 2.65-2.95 in SL; head length (HL) 2.55-2.8 in SL; snout length 3.8-4.15 in HL; interorbital width 5.25-6.35 in HL; dorsal head profile slightly convex; maxilla extending to between verticals at front edge of iris and center of eye; upper jaw length 2.35-2.6 in HL; rounded anterior end of nasal bone; medial margin of nasal bone without retrorse spine; moderately large nasal fossa without spines; upper surface of nasal bone between nasal fossa and premaxillary groove edge with a retrorse spine; 2 opercular spines, with the lower 1/2-3/4 length of the upper; preopercular spine 4.8-6.35 HL; spinules on posterior margin of preopercle 17 (3.3 cm SL specimen), 19 (4.9 cm), 26 (5.3 cm), 30-36 (6.4-8.1 cm

Classification

Classified By
Allen & Cross, 1983
Class
Ray-finned fishes (Actinopterygii)
Order
Sawbellies (Beryciformes)
Family
Squirrelfishes, soldierfishes (Holocentridae)

Distribution

Region
Indo-West Pacific
Distribution
Indo-West Pacific: Christmas Island in the eastern Indian Ocean to Australia. Recently recorded from the Chesterfield Islands (Ref. 11897).
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
10 m
Depth To - meters
45 m
Zone
reef-associated
Environment
Marine; reef-associated; depth range 10 - 45 m (Ref. 30874)
Trophic Level
4.05 s.e. 0.68 Based on food items.
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
8.2 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
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