Scientific Name
Anotopterus vorax

Common Name
Southern ocean daggertooth

Biology
Dorsal spines : 0; Dorsal soft rays : 0; Anal soft rays: 13 - 16; Vertebrae: 81 - 85. In adults, head depth 21.3-23.2% of lower jaw length; postorbital region 5.0-6.7% SL or 25.5-30% HL. Rear edge of gill cover overlaps with the vertical of the middle of the 4th vertebrae. Pectoral fins begin at the vertical of the end of the 4th to beginning of 5th vertebrae. Postadipose distance represents 4.6-5.9% SL.

Classification

Classified By

Regan, 1913

Class

Ray-finned fishes (Actinopterygii)

Order

Grinners (Aulopiformes)

Family

Daggertooth (Anotopteridae)

Distribution

Region

Southern Ocean

Distribution

Southern Ocean: circumglobal. Collected from Meteor and Maud rises, in the Lazarev Sea, and near the South Sandwich Islands.

Range

55°S - 72°S

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

2579 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 0 - 2579 m

Trophic Level

4.5 s.e. 0.80 Based on food items.

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

105 cm

Common Length

90.0 cm

Phylogenetic Diversity Index

PD50 = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Moderate to high vulnerability (45 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Assuming tmax>10)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated