Longtail spiny eel (Mastacembelus frenatus) fish species and information / pictures of Longtail spiny eel - Mastacembelus frenatus

Longtail spiny eel (Mastacembelus frenatus) fish species information

Scientific Name
Mastacembelus frenatus

Common Name
Longtail spiny eel

Biology
Dorsal spines (total): 29 - 35; Dorsal soft rays (total): 64-73; Anal spines: 2; Anal soft rays: 67 - 80; Vertebrae: 95. Anterior nostril in the form of a short tentacle. Snout produced as a fleshy appendage. The anal fin with 2 separate spines. Color extremely variable, ground color brown with a variable reticulated and blotched pattern (Ref. 34290).

Classification

Classified By

Boulenger, 1901

Class

Ray-finned fishes (Actinopterygii)

Order

Spiny eels (Synbranchiformes)

Family

Spiny eels (Mastacembelidae)

Distribution

Region

Africa

Distribution

Africa: Lake Victoria through Lake Tanganyika and their associated catchment basins to the Upper Zambezi and Okavango Rivers.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

23 °C

Water Temperature To

27 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Freshwater; ; pH range: 7.4 - 8.4; dH range: 7 - 30 demersal

Trophic Level

3.87 s.e. 0.63 Based on food items.

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

40.0 cm

Common Length

Unknown 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:

Vulnerability

Low to moderate vulnerability (31 of 100)

Resilience

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

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)