kōkopu, n. The small freshwater gudgeon (mainly Eleotris fusca).
Kua matemate te kōkopu i raro i te arāvai nō te vera i te vai.
The gobies died off in the drain because the water was hot;
Tei kō i tō mātou kāinga te punāvai kōkopu.
The pond with the gobies in it is over there at our place;
Ka ‘aere tātou ka ‘ī kōkopu ‘ei maunu.
Let’s go and catch some gobies for bait. [Ce. *kookopu.]