Greenfield's mudbrotula (Dermatopsis greenfieldi) fish species and information / pictures of Greenfield's mudbrotula - Dermatopsis greenfieldi

Greenfield's mudbrotula (Dermatopsis greenfieldi) fish species information

Scientific Name
Dermatopsis greenfieldi

Common Name
Greenfield's mudbrotula

Biology
Dorsal soft rays (total): 64-70; Anal soft rays: 44 - 49; Vertebrae: 39 - 41. This species is characterized by the following: vertebrae 11-12 + 27-29 = 39-41, dorsal fin rays 64-70, anal fin rays 44-49; body with scales; eye 1.8-2.6 % SL, sharp spine on ventral maxilla positioned behind rear tip of eye; otolith with pointed posterior tip and weak postdorsal angle, it is elongate, length to height ratio 2.1-2.2, sulcus with separated colliculi (Ref. 57886); large, broad single pair of (outer) pseudoclaspers, inwardly connected to isthmus with ligament, and has 2 supporters, the anterior inclined, short, joined at base to massive and long posterior supporter (Ref. 76869).

Classification

Classified By

M?ller & Schwarzhans, 2006

Class

Ray-finned fishes (Actinopterygii)

Order

Cusk eels (Ophidiiformes)

Family

Viviparous brotulas (Bythitidae)

Distribution

Region

Central Pacific

Distribution

Central Pacific: Fiji.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

1 m

Depth To - meters

10 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 1 - 10 m (Ref. 57886)

Trophic Level

3.2 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

5.3 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5625 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (11 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