What is the Japanese character next to the word "fish"

Carp (こぃ): Carp.

Snapper (たぃ): snapper, Cargill.

Salmon (さけ, しゃけ): Salmon, salmon.

(ぃわし): sardines.

Perch (すずき): Perch

Salmon (ます): trout

Catfish (ぁゆ): fragrant fish.

Tuna (tuna)

ぶり: Shad

Eel (ぅなぎ): Eel

Whale (くじら): Whale

Flounder (かれぃ): Flounder

Abalone (ぁわび): Abalone

Shark (さめ): It's a shark.

Catfish (なまず): Catfish.

Mackerel (さば): Mackerel.

Cod (たら): Cod.

Herring (にしん): Herring.

たこ: Octopus