Bryconaethiops boulengeri (Tetra exclamation point)

Bryconaethiops Boulengeri is a freshwater fish from the Characidae family. It measures on average between 10 and 12 cm in length and has an elongated body and laterally tablet. Its color varies from dark gray to olive on top, with dark stripes along the body and pectoral fins. Its caudal fin is black with a white spot at the base.

Bryconaethiops Boulengeri is endemic to the Amazon region in South America, where it lives in the calm and shallow waters of rivers and lakes. It feeds mainly on small crustaceans, insects and plants.

Bryconaethiops Boulengeri is a gregarious fish that lives in large groups in shallow waters. The males are generally larger and more colorful than females, and they have a longer and more sharp dorsal fin. The males use their dorsal fin to fight together to control territories and to attract females for reproduction.