Mexican river gizzard shad (Dorosoma anale)

Scientific name: Dorosoma anale Meek, 1904

Mexican river gizzard shad (Dorosoma anale)

The Mexican river gizzard shad (Dorosoma anale) is a freshwater fish of the family Clupeidae. Native range: North America, Mexico (R?o Papaloapan in southern Veracruz and Oaxaca) southward to northern Guatemala (R?o Ucumacinta basin). Reported from Belize.

Biology

Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 17 - 38. Body moderately deep; belly with 18 + 10 or 11 scutes. Mouth small, inferior; lower jaw short. Last dorsal fin ray long, about equal to distance snout tip to about mid-pectoral fin; anal fin 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 anale
Family
Clupeidae (Herrings, shads and sardines)
Order
Clupeiformes (Herrings)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
20.0
Environment
Freshwater; brackish; pelagic
Climate
Tropical
Distribution
North America: Mexico (R?o Papaloapan in southern Veracruz and Oaxaca) southward to northern Guatemala (R?o Ucumacinta basin). Reported from Belize.
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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