Scoophead (Sphyrna media) fish species and Scoophead information

Scientific Name
Sphyrna media

Common Name
Scoophead

Biology
Little-known. Found in inshore areas over the continental shelves. Viviparous (Ref. 50449). Utilized fresh for human consumption and for fishmeal.

Classification

Classified By

Springer, 1940

Class

Sharks and Rays (Elasmobranchii)

Order

Ground sharks (Carcharhiniformes)

Family

Hammerhead / bonnethead / scoophead sharks (Sphyrnidae)

Distribution

Region

Western Atlantic

Distribution

Western Atlantic: Panama to southern Brazil. Eastern Pacific: Gulf of California to Ecuador and probably northern Peru.

Range

31°N - 34°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

8 m

Depth To - meters

8 m

Zone

demersal

Environment

Marine; demersal; depth range 8 - 8 m (Ref. 58018)

Trophic Level

3.94 s.e. 0.59 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

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

150 cm

Common Length

100.0 cm

Phylogenetic Diversity Index

PD50 = 0.5059 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: minor commercial

Vulnerability

High vulnerability (55 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Fec assumed to be

Threat To Humans

Traumatogenic

IUCN Red List Status

Data deficient (DD)

Scoophead (Sphyrna media) fish species and information / pictures of Scoophead - Sphyrna media

Scoophead (Sphyrna media) fish species information

Classification

Distribution

Environment

Physical Size and Genetics

Human Uses and Population