Red-Bellied Piranha 3D model

The Red-Bellied Piranha 3D model features an oval-shaped body with a prominent dorsal fin and a large, rounded head. Its silvery-gray upper body transitions to red or orange on the underside, with dark fins providing contrast.

Render this model in aquatic scenes alongside other fish and underwater vegetation to create a cohesive environment. Incorporate appropriate lighting and water surface models to enhance the overall scene.