Definition of 降河回遊 (こうかかいゆう)
こうかかいゆう
降河回遊
こうかかいゆう
koukakaiyuu
noun
•
downstream migration
Related Kanji
| 降 | descend, precipitate, fall, surrender |
| 河 | river |
| 回 | -times, round, game, revolve, counter for occurrences |
| 遊 | play |