The Hebrew in Genesis 1:21 that is translated as «sea monster» in English is translated in Elhomwe as «big fish.» (Source: project-specific translation notes in Paratext)
In Cherokee it is translated as dakwa (ᏓᏆ), a term from Cherokee mythology that denotes «an aquatic (riverine) monster (…) that is considered the father of all fish tribe.» (Source: Bender / Belt 2025, p. 48)
See also Nephilim.