Fish Identifier
Common Roach (Rutilus rutilus) — freshwater
freshwater

Common Roach

Rutilus rutilus

A small to medium-sized fish with a deep, laterally compressed body, large silver scales with a blue or green tint on the back, and distinctive bright orange-red pelvic and anal fins. The iris of the eye is often red or orange.

Habitat
Native to fresh and brackish waters across Europe and We…
Size & weight
Typically reaches 15 to 30 cm in length and weighs betwe…
Identified More freshwater
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Physical characteristics

A small to medium-sized fish with a deep, laterally compressed body, large silver scales with a blue or green tint on the back, and distinctive bright orange-red pelvic and anal fins. The iris of the eye is often red or orange.

Habitat & distribution

Native to fresh and brackish waters across Europe and Western Asia. It thrives in slow-flowing rivers, lakes, ponds, and canals, often preferring areas with abundant vegetation.

Ecological role

An omnivorous feeder consuming algae, aquatic plants, insects, and small mollusks. It serves as a vital prey species for larger predators like pike and herons. Listed as Least Concern by the IUCN.

Similar species

Common Rudd (Scardinius erythrophthalmus) - distinguished by the position of its dorsal fin and its upturned mouth. Common Bream (Abramis brama) - has a much deeper body and darker fins.