noun
archerfish
Refers to any fish of the family Toxotidae, especially the banded archerfish (Toxotes jaculatrix), known for shooting water droplets to knock insects into the water.
テッポウウオは水面の虫に水を吹きかけて落とす。
The archerfish shoots water at insects above the surface to knock them down.
Standard katakana spelling for this fish name.
Kanji spelling is rare; the word is usually written in kana.
From 鉄砲 (teppō, 'gun') + 魚 (uo, 'fish'), referring to its water-shooting behavior.