This printable crossword puzzle on the topic of Ecology & Evolution has 10 clues. Answers range from 5 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Land consisting of swamps or marshes; saturated land
Small or microscopic organisms drifting or floating in freshwater or in the sea
Lowest level of a body of water
The part of a sea, lake, or river that is closest to shore
Excessive richness of nutrients in anybody of water due to runoff from the land
Mouth of a large river or where the tide meets the stream
Coastal grassland that is regularly flooded by seawater
Area of low-lying uncultivated groundwater collect a marsh or bog
Long narrow island lying parallel close to mainland
A ridge rock in the sea formed by the growth and deposit of coral