Sharpnosed coralbrotula (Paradiancistrus acutirostris) fish species and information / pictures of Sharpnosed coralbrotula - Paradiancistrus acutirostris

Sharpnosed coralbrotula (Paradiancistrus acutirostris) fish species information

Scientific Name
Paradiancistrus acutirostris

Common Name
Sharpnosed coralbrotula

Biology
Dorsal soft rays (total): 82-88; Anal soft rays: 66 - 71; Vertebrae: 43 - 44. The species is characterized by the following: vertebrae 11+32-33=43-44, dorsal fin rays 82-88, anal fin rays 66-71; large eyes (2.6-3.1% SL); lower preopercular pores 1; outer pseudoclasper broad and wing-shaped, short and blunt; inner pseudoclasper a double winged broad flap, anteriorly joined to outer pseudoclasper forming a u-shaped feature, with supporter; very narrow scale patch on anterior part of cheek, only with 2 scale rows on upper cheek and single scale row on lower cheek; the head profile slender, with sharp, pointed snout (Ref. 57884).

Classification

Classified By

Schwarzhans, M?ller & Nielsen, 2005

Class

Ray-finned fishes (Actinopterygii)

Order

Cusk eels (Ophidiiformes)

Family

Viviparous brotulas (Bythitidae)

Distribution

Region

Central Pacific

Distribution

Central Pacific: Vanuatu.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

2 m

Depth To - meters

22 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 2 - 22 m (Ref. 57884)

Trophic Level

3.18 s.e. 0.51 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

3.6 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (10 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