Drumfish and Red drum

Drumfish noun - Small to medium-sized bottom-dwelling food and game fishes of shallow coastal and fresh waters that make a drumming noise.

Red drum and drumfish are semantically related. In some cases you can replace phrase "Red drum" with "Drumfish", this terms are similar.

Red drum noun - Large edible fish found off coast of United States from Massachusetts to Mexico.

Drumfish and red drum are semantically related. You can use "Drumfish" instead a noun phrase "Red drum".