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Redbreast Sunfish

lepomis auritus

The Redbreast Sunfish (Lepomis auritus) is a vibrant and hardy freshwater fish native to the river systems and lakes of eastern North America. Renowned for its striking coloration, particularly the brilliant orange-red chest of spawning males, this species is a favorite among anglers and nature enthusiasts alike. It belongs to the sunfish family, Centrarchidae, and thrives in clean, slow-flowing streams, rocky pools, and vegetated lake margins. Unlike some of its relatives, the redbreast sunfish is well-adapted to moving water, making it a common resident of scenic river valleys. Beyond its beauty, the redbreast sunfish plays an important ecological role as both a predator of aquatic invertebrates and a food source for larger predatory fish and birds. During the spring breeding season, males demonstrate fascinating behaviors, meticulously constructing shallow gravel nests and aggressively defending them against intruders. Their curious nature and tolerance of human presence make them delightful subjects for streamside observation.

Hábitat: Typically found in clear, slow-moving streams, rivers, rocky pools, and the shallow, vegetated margins of lakes and reservoirs.

Aspecto

This medium-sized, deep-bodied sunfish is easily recognized by its distinctive long, narrow opercular (ear) flap, which is entirely black and lacks the light margin seen in other sunfish. Its body displays an olive-green to blue-green color on the back, fading to a bright orange or deep reddish-yellow on the breast and belly, particularly in breeding males. The sides of its head are adorned with wavy, bright bluish-green lines, and its fins often show hints of orange, yellow, or blue. Adults typically measure between 10 to 24 centimeters in length.

ReinoAnimaliaFiloChordataClaseActinopterygiiOrdenCentrarchiformesFamiliaCentrarchidaeGéneroLepomis

Redbreast Sunfish

Categoría

Peces

Rareza

Common

Peligro

1/5 · Muy bajo

Snaps

¡Sé la primera persona en hacer un snap!

Datos interesantes

Male redbreast sunfish are diligent fathers that build circular nests in shallow gravel beds and guard the eggs and fry tirelessly.

They are more tolerant of flowing water currents than most other members of the sunfish family, often preferring rivers and streams.

Unlike other sunfish, the redbreast has a very long, narrow black ear flap that is entirely black without a colored border.

Habilidades especiales

Males aggressively defend their circular nests from predators and other intruders, showcasing high parental investment.

Utilizes rapid mouth expansion to create a vacuum, quickly pulling in aquatic insects, snails, and small fish from the water column.

Unlike many sunfish species that prefer stagnant waters, it has a muscular build suited for navigating moderate river currents.

Medidas y detalles

Longitud: 10-24 cm
Peso: 0.1-0.8 kg
Esperanza de vida: 4-7 años
Tamaño de la puesta: 1000-8000
Incubación: 2-6 días

Dieta y alimentación

Feeds opportunistically on a variety of aquatic insects, larvae, small crustaceans, snails, and occasionally tiny fish.

Diferencias por edad: Juveniles feed mostly on microscopic zooplankton and tiny insect larvae, while adults target larger invertebrates and small fish.