Scientific Name
Scorpaena dispar

Common Name
Hunchback scorpionfish

Biology
Dorsal spines (total): 11 - 12; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 5. Occipital pit present; adults with three to four spines on part of preorbital overlapping maxillary; supplemental preopercular spine present; no dark spots on inner basal part of pectoral fin; generally pale in color with some dark pigments (Ref. 13608).

Classification

Classified By

Longley & Hildebrand, 1940

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Scorpionfishes or rockfishes (Scorpaenidae)

Distribution

Region

Western Atlantic

Distribution

Western Atlantic: Florida and northern Gulf of Mexico in USA to Brazil.

Range

30°N - 33°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

36 m

Depth To - meters

118 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 36 - 118 m

Trophic Level

3.65 s.e. 0.58 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

True

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

23.0 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

Moderate vulnerability (38 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