Scientific Name
Atherinella eriarcha

Common Name
Longfin silverside

Biology
Dorsal spines (total): 4 - 6; Dorsal soft rays (total): 9-13; Anal spines: 0 - 1; Anal soft rays: 23 - 31; Vertebrae: 37 - 41. Branchiostegal rays: 6 (Ref. 36497).

Classification

Classified By

Jordan & Gilbert, 1882

Class

Ray-finned fishes (Actinopterygii)

Order

Silversides (Atheriniformes)

Family

Neotropical silversides (Atherinopsidae)

Distribution

Region

Eastern Central Pacific

Distribution

Eastern Central Pacific: Baja California, Mexico and the Revillagigedo Island to Puerto Utria, Colombia, including the Gulf of California (Ref. 36497).

Range

24°N - 5°N

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

reef-associated

Environment

Marine; reef-associated

Trophic Level

2.76 s.e. 0.32 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

8.0 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

Unknown

Vulnerability

Low vulnerability (10 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)