Nicaragua gizzard shad (Dorosoma chavesi)

Scientific name: Dorosoma chavesi Meek, 1907

Nicaragua gizzard shad (Dorosoma chavesi)

The Nicaragua gizzard shad (Dorosoma chavesi) is a freshwater fish of the family Clupeidae. Native range: Central America, Nicaragua (lakes Managua and Nicaragua and affluent streams or rivers) and Costa Rica.

Biology

Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 24 - 30. Body moderately deep; belly with 15 to 18 + 9 to 12 scutes. Mouth relatively large; lower jaw comparatively long, upper jaw reaching to vertical from eye center. Last dorsal fin ray long, but less than distance from snout tip to pelvic fin base; anal fin moderately long. Scales small, somewhat irregular. A dark spot behind gill opening. Gill rakers fine and numerous.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Dorosoma chavesi
Family
Clupeidae (Herrings, shads and sardines)
Order
Clupeiformes (Herrings)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
18.0
Environment
Freshwater; pelagic
Climate
Tropical
Distribution
Central America: Nicaragua (lakes Managua and Nicaragua and affluent streams or rivers) and Costa Rica.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: subsistence fisheries
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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