He likes to take a walk in the park at dusk.

Sturgeon is considered a high-end ingredient because of its deliciousness.

The ichthyosaur is an ancient marine reptile, and its name means 'dragon like a fish'.

He caught fish using a fishing net.

My hobby is breeding saltwater fish.

I love seafood.

The largehead hairtail has a long and slender body.

Deep-sea fish have undergone various evolutions due to the harshness of their habitat.

The Japanese grenadier anchovy is a fish species unique to Japan and is particularly valued for its delicious taste.

The primitive salamander is a species unique to Japan and is a very rare creature.