Translation guide
Describes low-lying, waterlogged terrain. Japanese distinguishes between grassy wetlands, reed-filled marshes, and tidal flats.
A general term for a wet, low-lying area with soft ground and vegetation.
The most common and neutral term for wetland or marshland. Can refer to any damp, low-lying area.
この湿地には多くの野鳥が生息している。
Many wild birds inhabit this marshland.
Refers to swampy or marshy ground, often with standing water. Slightly more specific than 湿地.
その沼地は深くて危険だ。
That marshland is deep and dangerous.
A marsh dominated by tall grasses or reeds, often near rivers or lakes.
Specifically a reed bed or marsh covered with common reed (Phragmites). Evokes a traditional landscape.
葦原が風に揺れている。
The reed marsh is swaying in the wind.
Same as 葦原 but uses katakana for the plant. Common in ecological or scientific contexts.
ヨシ原は水質浄化に役立つ。
Reed marshes help purify water.
Coastal marshland affected by tides, often with salt-tolerant plants.
Technical term for salt marsh. Used in geography and ecology.
この塩性湿地は渡り鳥の重要な中継地だ。
This salt marsh is an important stopover for migratory birds.
Tidal flat or mudflat, often exposed at low tide. Not strictly a vegetated marsh, but commonly associated with coastal wetlands.
干潟ではシギやチドリが見られる。
On the tidal flats, you can see sandpipers and plovers.
Acidic, waterlogged area with peat accumulation, often with sphagnum moss.
Refers to a moor, fen, or bog. Often used for highland wetlands like Kushiro Marsh.
釧路湿原は日本最大の湿原です。
Kushiro Marsh is Japan's largest marshland.
Peatland; emphasizes the peat soil. More technical.
湿地 (しっち) is the broadest term for wetland. 沼地 (ぬまち) implies swampy ground with standing water. 湿原 (しつげん) is used for moors and bogs, often in conservation contexts.
泥炭地は炭素を多く蓄えている。
Peatlands store a lot of carbon.