Knothead parrotfish (Chlorurus oedema) fish species and information / pictures of Knothead parrotfish - Chlorurus oedema

Knothead parrotfish (Chlorurus oedema) fish species information

Scientific Name
Chlorurus oedema

Common Name
Knothead parrotfish

Biology
Dorsal spines (total): 9; Dorsal soft rays (total): 10; Anal spines: 3; Anal soft rays: 9. Head with a hump, right above eye and vertically abrupt to snout. Median predorsal scales 3. Cheek with 3 scale rows (upper and middle rows 5, lower 1 or 2).

Classification

Classified By
Snyder, 1909
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Parrotfishes (Scaridae)

Distribution

Region
Indo-West Pacific
Distribution
Indo-West Pacific: Sri Lanka to the Philippines, north to the Ryukyu Islands.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
35 m
Zone
reef-associated
Environment
Marine; brackish; reef-associated; depth range ? - 35 m (Ref. 9710)
Trophic Level
2 s.e. 0.00 Based on food items.
Occurs in Marine / Salt water
True
Occurs in Brackish water
True
Occurs in Fresh Water
False
Occurs on Reefs
True
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
42.0 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 to moderate vulnerability (31 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
  Least Concern (LC)