Small-headed grunter (Scortum parviceps) fish species and information / pictures of Small-headed grunter - Scortum parviceps

Small-headed grunter (Scortum parviceps) fish species information

Scientific Name
Scortum parviceps

Common Name
Small-headed grunter

Biology
Adults inhabit clear, fast-flowing streams, frequently in rapids or pools below them (Ref. 5259, 44894). Benthic feeder: various shrimps, earthworm, algae. Maturity: F, 17 cm SL; M, 23 cm SL. Spawning: mid October to early November after rainy periods; temp. Of 24?C. Fecundity: 115,000 eggs per female. Eggs: pelagic, 4.2-4.3 mm diameter. Hatching: 36 hours (Ref. 2906, 44894). Eggs are guarded and fanned by the male parent (Ref. 205). Aquarium conditions: pH=7, H=8, 25?C, rock and plant cover (Ref. 6398).

Classification

Classified By
Macleay, 1883
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Grunters or tigerperches (Terapontidae)

Distribution

Region
Oceania
Distribution
Oceania: Endemic to Queensland, Australia; known from the upper Burdekin River system.
Range
19°S - 20°S

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Freshwater; benthopelagic
Trophic Level
2.88 s.e. 0.36 Based on food items.
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
True

Physical Size and Genetics

Maximum Length
38.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5625 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: of no interest; aquarium: public aquariums
Vulnerability
Moderate to high vulnerability (48 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Threat To Humans
  Harmless (Ref. 2906)
IUCN Red List Status
  Data deficient (DD)