(transitive, intransitive) To fish excessively, often substantially reducing over several years the supply of one or more species of fish in an area.

present participle of overfish

Fishing that reduces the stock of remaining fish in an area to below that which is acceptable.

simple past tense and past participle of overfish

Fished to the point of sustained reduction of fish species population.

Third-person singular simple present indicative form of overfish

One who overfishes.

plural of overfisher