Translation

沿岸の / 岸辺の / 沿岸地帯の

Meaning

Littoral means relating to the shore area of a sea, lake, or large river. It is technical and common in geography, ecology, and naval writing. Do not confuse it with literal, which means exact or not figurative.

Examples

• 沿岸域の生態系は開発の影響を受けやすいです。
  Littoral ecosystems are vulnerable to development.
• 海軍は沿岸海域での作戦を計画しました。
  The navy planned operations in littoral waters.