Atlantic sabretooth anchovy (Lycengraulis grossidens) fish species and information / pictures of Atlantic sabretooth anchovy - Lycengraulis grossidens

Atlantic sabretooth anchovy (Lycengraulis grossidens) fish species information

Scientific Name
Lycengraulis grossidens

Common Name
Atlantic sabretooth anchovy

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 13-14; Anal spines: 0; Anal soft rays: 21 - 28. Depth widely variable. Snout about 2/3 eye diameter; maxilla moderate, pointed, reaching onto sub-operculum. Gill rakers short, the longest not less than pupil diameter in adults. Dorsal fin origin behind midpoint of body; anal fin origin below 6th-8th branched dorsal fin rays. Silver stripe up to twice eye diameter at widest, lost in fishes over 10 cm SL. Curve of black dots on operculum (Ref. 189). Grayish blue dorsally, fins yellowish with translucent membranes and a blackish caudal margin (Ref. 27363).

Classification

Classified By

Agassiz, 1829

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Anchovies (Engraulidae)

Distribution

Region

Western Atlantic

Distribution

Western Atlantic: Belize (but no southerly records until Lake Maracaibo, Venezuela); then from Gulf of Venezuela and Trinidad south to Argentina at Carmen de Patagones; also lower and sometimes middle parts of the Orinoco, the Amazon to above Manaus, and Paran? to about Corrientes, and in smaller rivers.

Range

19°N - 37°S, 91°W - 32°W

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

40 m

Zone

pelagic-neritic

Environment

Marine; freshwater; brackish; pelagic-neritic; anadromous (Ref. 51243); depth range ? - 40 m (Ref. 5217)

Trophic Level

3.64 s.e. 0.55 Based on food items.

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

23.5 cm

Common Length

20.0 cm

Phylogenetic Diversity Index

PD50 = 0.5625 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: minor commercial

Vulnerability

Moderate vulnerability (35 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tmax>3)

Threat To Humans

  Harmless

IUCN Red List Status

  Not Evaluated