Pearl dace (Margariscus margarita)

Scientific name: Margariscus margarita Cope, 1867

Pearl dace (Margariscus margarita)

The Pearl dace (Margariscus margarita) is a freshwater fish of the family Cyprinidae.

Biology

Adults inhabit pools of creeks and small rivers, also ponds and lakes. They usually occur over sand or gravel. Feed on copepods, cladocerans, chironomids, beetles, filamentous algae, and Chara. Spawning occurs during the spring.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Margariscus margarita
Family
Cyprinidae (Minnows or carps)
Order
Cypriniformes (Carps)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
16.0
Common length
9.3
Environment
Freshwater; demersal
Climate
Subtropical
Distribution
North America: Atlantic, Hudson Bay, Great Lakes, and Mississippi River basins in southern Canada and northern USA from Atlantic Coast to southern Northwest Territories, eastern British Columbia in Canada and Montana, USA; south to Virginia, Michigan, Wisconsin and Iowa, USA; in upper Missouri River basin.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Bait: occasionally
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (tm=4)

Sources

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

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