Detail this asset from Unity Store: Original Link
This is a paid asset, but now you can download Dragon Fish Free.
Dragon Fish v1.0
Dragon Fish is great for under water maps he can bite and spit fire/water to attack.
– Fully rigged, textured and animated.
– Animations: swim, swim fast, attack 1, attack 2, spit, hit, death.
– Polygon count: 1302 triangles.
– Textures: 4096×4096 diffuse map (32bit alpha), normal map.