河魚

かぎょ

river fish

魚河岸

うおがし

riverside fish market

降河魚

こうかぎょ

catadromous fish (fish that migrates downstream, e.g. eel)

河底撈魚

ホーテイラオユイ

win on the last discard of a round

遡行

そこう

going upstream, sailing against the current

遡求

そきゅう そ きゅう

redemption, recourse

遡上

そじょう そ じょう

going upstream, retroact, retrospect

遡及

さっきゅう そきゅう

tracing back, retroactivity

遡源

さくげん そげん そげん、さくげん

returning to the origin, going back to the beginning, retracing

遡る

さかのぼる

to go upstream

遡求権

そきゅうけん

right of recourse, right for redemption

不遡及

ふそきゅう

non-retroactivity

遡及的

そきゅうてき

retroactive

遡及書誌

そきゅうしょし

retrospective bibliography

魚

さかな うお

fish

河

ホー かわ

discarded tiles

害魚

がいぎょ

harmful fish (e.g. non-native and prolific, etc.)

氷魚

ひうお ひお

whitebait, immature sweetfish

燕魚

つばめうお つばくろうお ツバメウオ

longfin batfish (Platax teira, species of Indo-West Pacific spadefish), Tiera batfish