what are the two types of wetlands
Bogs and Fens. A bog is a fresh water wetland, usually formed in an old glacial lake with a spongy peat base. Most of the bogâs water comes from rain. A fen is a fresh water peat wetland covered mostly by grasses sedges, reeds, and wildflowers of high pH (alkaline) ground water. Soil. Bogs have soil that is low in nutrients.