False baelama anchovy (Thryssa encrasicholoides) fish species and information / pictures of False baelama anchovy - Thryssa encrasicholoides

False baelama anchovy (Thryssa encrasicholoides) fish species information

Scientific Name
Thryssa encrasicholoides

Common Name
False baelama anchovy

Biology
Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 24 - 28. Almost identical to T. baelama except in the following: 1 or 2 keeled scutes without arms immediately behind the isthmus, first and second supra-maxilla relatively longer, tip of maxilla blunter and perhaps not always reaching to front border of pre-operculum; also, fewer branched anal fin rays and fewer ;re-caudal but more caudal vertebrae (Ref. 189).

Classification

Classified By

Bleeker, 1852

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Anchovies (Engraulidae)

Distribution

Region

Indo-Pacific

Distribution

Indo-Pacific: Indian Ocean (Sri Lanka and India) and western Pacific (Java, Sulawesi, Timor, Ambon, the Philippines and northern Queensland). Presumably more widespread in the Indian Ocean, but not previously separated from Thryssa baelama.

Range

21°N - 26°S, 76°E - 153°E

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

50 m

Zone

pelagic-neritic

Environment

Marine; freshwater; brackish; pelagic-neritic; depth range 0 - 50 m (Ref. 189)

Trophic Level

3.25 s.e. 0.46 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

10.7 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: minor commercial

Vulnerability

Low vulnerability (12 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