noun
spawning run; movement of fish from deep to shallow water to spawn
Fishing term for the seasonal movement of fish into shallow waters for spawning. Often used in set phrases like 乗っ込み釣り (spawning-run fishing).
春になると、タイの乗っ込みが始まる。
In spring, the sea bream's spawning run begins.
乗っ込みの時期には、浅瀬で大物が狙える。
During the spawning run season, you can target big fish in the shallows.