Pygmy shore-eel (Alabes parvula) fish species and information / pictures of Pygmy shore-eel - Alabes parvula

Pygmy shore-eel (Alabes parvula) fish species information

Scientific Name
Alabes parvula

Common Name
Pygmy shore-eel

Biology
Diagnosis: It differs from its congeners with its elongate transparent body. Gill slit small. Rudimentary pelvic fin absent. Postocular pore 1, anterior nasal and lacrymal pores present, posterior nasal pore absent. Vertebrae total 63-74, precaudal 17-19; last epineural on the 16th -20th vertebra. Caudal rays 4-6. Gut extension short. Tail length long. Dorsal origin over the anus. Male has its anterior part of the body with tiger-like pattern of irregular reddish-brown bars which are continued onto head and break into spots, it also continue posteriorly, and break into spots; the abdominal area is bright orange to yellow with 4 large bluish black circular to rectangular blotches, arranged in a horizontal line along lower side, extending over half distance to urogenital opening (Ref. 56640).

Classification

Classified By
McCulloch, 1909
Class
Ray-finned fishes (Actinopterygii)
Order
Clingfishes (Gobiesociformes)
Family
Clingfishes and singleslits (Gobiesocidae)

Distribution

Region
Southwest Pacific
Distribution
Southwest Pacific: Australia (Ref. 9002) and Norfolk Island (Ref. 8879).
Range
Unknown

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
3 m
Depth To - meters
6 m
Zone
demersal
Environment
Marine; demersal; depth range 3 - 6 m (Ref. 9002)
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
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
5.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5005 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low to moderate vulnerability (27 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