これは確か淡水魚だと思います。の英語

I believe this fish is a freshwater fish.

This type of blackfish is a freshwater fish.

This fish can live in both fresh and salt waters.

This is a strange kind of fish.

Keep the fish alive!

this kind of fish dwells near the bottom of the ocean

The fish is tainted.

This fish looks fresh.

The fish looks fresh.

Is this fish good to eat?

This fish has a lot of small bones in it.

Fish such as carp and trout live in fresh water.

This fish catches easily―takes easily.

The fish is a type of parrotfish.

This fish is of rapid growth.

I've never seen this species of fish before.

Such fishes as carp and trout live in fresh water.

Such fish as carp and trout live in fresh water.

Fish such as carp and trout live in fresh water.

Fish like carp and trout live in fresh water.

This is the fish he caught.

This fish catches easely.

I will keep the fish alive.

In this type of fish scales are absent.

This fish is unexpectedly large.

This fish is fresh

It looks rosy about the gills.

This is a bony fish.

The river was alive with fresh water fish.

This fish is good.