Dussumier's halfbeak (Hyporhamphus dussumieri) fish species and information / pictures of Dussumier's halfbeak - Hyporhamphus dussumieri

Dussumier's halfbeak (Hyporhamphus dussumieri) fish species information

Scientific Name
Hyporhamphus dussumieri

Common Name
Dussumier's halfbeak

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 14-16; Anal spines: 0; Anal soft rays: 14 - 16; Vertebrae: 56 - 60. Prolonged, beak-like lower jaw, contained in 4.2-5.9 times in SL and 0.95-1.4 times in head length; upper jaw short, triangular, and scaly, its width 0.6-0.9 times in its length; length of preorbital bone contained in 1.7-2.2 times in diameter of orbit and 1.0-1.4 times in length of upper jaw. Total number of gill rakers on first arch 33-47; dorsal and anal fin rays 14-16. Caudal fin forked, with lower lobe longer than upper (Ref. 9843).

Classification

Classified By

Valenciennes, 1847

Class

Ray-finned fishes (Actinopterygii)

Order

Needle fishes (Beloniformes)

Family

Halfbeaks (Hemiramphidae)

Distribution

Region

Indo-Pacific

Distribution

Indo-Pacific: Seychelles (Ref. 2334) through the East Indies, Borneo, Philippines, and New Guinea north to Hong Kong and Okinawa and eastward as far as Tuamoto Islands.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

reef-associated

Environment

Marine; reef-associated

Trophic Level

3.45 s.e. 0.48 Based on food items.

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

38.0 cm

Common Length

19.0 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

Fisheries: commercial

Vulnerability

Low to moderate vulnerability (30 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated