Jurua anchovy (Jurengraulis juruensis) fish species and information / pictures of Jurua anchovy - Jurengraulis juruensis

Jurua anchovy (Jurengraulis juruensis) fish species information

Scientific Name
Jurengraulis juruensis

Common Name
Jurua anchovy

Biology
Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 20 - 22. Body slender, oval in cross-section. Snout long and pointed; maxilla short, tip bluntly rounded, not reaching to front border of pre-operculum, not projecting beyond tip of second supra-maxilla; teeth in jaws minute or absent. gill rakers long and slender, absent on face of third epibranchial. Dorsal fin origin at about midpoint of body; anal fin origin under last dorsal fin ray (Ref. 189). Olive above, silvery on sides and below. Snout blackish above. Fins pale orange; caudal rays blackish at tips (Ref. 37032).

Classification

Classified By
Boulenger, 1898
Class
Ray-finned fishes (Actinopterygii)
Order
Herrings (Clupeiformes)
Family
Anchovies (Engraulidae)

Distribution

Region
Western Central Atlantic drainage (Amazon system, from Rio Mamor? in Bolivia to Manaus, Brazil including the Juru? and probably other tributaries).
Distribution
Western Central Atlantic drainage (Amazon system, from Rio Mamor? in Bolivia to Manaus, Brazil including the Juru? and probably other tributaries).
Range
0°S - 14°S

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
pelagic
Environment
Freshwater; pelagic
Trophic Level
3.37 s.e. 0.37 Based on size and trophs of closest relatives
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
16.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low vulnerability (18 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