An area of low, wet land, often with tall grass.

A topographic surname from Middle English for someone living by a marsh. / A hamlet in Great and Little Kimble cum Marsh parish, Buckinghamshire, previously in Wycombe district (OS grid ref SP8109).

plural of marsh

A swamp-dwelling antelope found throughout Central Africa, Tragelaphus spekii / An antelope found in forests throughout sub-Saharan Africa, Tragelaphus scriptus.

A plant in the taxonomic genus Equisetum (horsetails); Equisetum palustre.

(chemistry) methane

A marsh of saline water, found in the intertidal zone between land and sea, characterized by halophytic plants such as grasses and sedges adapted to periodic flooding with salt water.

A raptor in species Circus aeruginosus, which inhabits swampy ground. / The African marsh harrier (Circus ranivorus) / The western marsh harrier (Circus aeruginosus)

Any of several snakes of the genus Hemiaspis

A small wader, Tringa stagnatilis.