Zig-zag eel (Mastacembelus armatus) fish species and information / pictures of Zig-zag eel - Mastacembelus armatus

Zig-zag eel (Mastacembelus armatus) fish species information

Scientific Name
Mastacembelus armatus

Common Name
Zig-zag eel

Biology
Dorsal spines : 33 - 40; Dorsal soft rays : 67-82; Anal soft rays: 67 - 83; Vertebrae: 87 - 98. Body dull brown with 1-3 darker, longitudinal zigzag lines, more or less connected to form a reticulated pattern, more or less distinct and restricted to the dorsal two thirds of the body.

Classification

Classified By

Lacep?de, 1800

Class

Ray-finned fishes (Actinopterygii)

Order

Spiny eels (Synbranchiformes)

Family

Spiny eels (Mastacembelidae)

Distribution

Region

Asia

Distribution

Asia: Pakistan to Viet Nam and Indonesia.

Range

38°N - 1°N

Environment

Climate

Tropical

Water Temperature From

22 °C

Water Temperature To

28 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Freshwater; brackish; ; pH range: 6.5 - 7.5; dH range: ? - 15 demersal; potamodromous

Trophic Level

3.34 s.e. 0.55 Based on diet studies.

Occurs in Marine / Salt water

False

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

90.0 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: commercial; aquarium: commercial

Vulnerability

Low vulnerability (24 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)