American ecologists

American marine biologist and conservationist (1907–1964)

American biologist, naturalist, and writer (1929–2021)

American ecologist (1920–1980)

American biologist and environmentalist (1932–2026)

American naturalist and explorer (1877–1962)

American ecologist (1915–2003)

American botanist and limnologist (1907–2013)

mathematician, ecologist, natural philosopher, and systems ecologist (1913–2002)

British zoologist (1903–1991)

American biologist, college professor and eco-socialist

American ecologist (1874–1945)

American environmental analyst

U.S. botanist and botanical illustrator (1874–1971)

American ecologist (1924–2002)

American ecologist

American ecologist (1930–1972)

American ecologist (1882-1975)

American marine biologist (1897–1948)

American botanist (1869-1939)

American zoologist and ecologist (1877–1968)

American author and ecologist (1935–2011)

American ecologist (1941–2021)

American evolutionary biologist

American zoologist and ecologist (1885–1955)

American zoologist (1933–2016)

American chemical ecologist (1929-2011)

American ecologist (born 1941)

American zoologist and ecologist (1882-1966)

American biologist

American zoologist

American ecologist (1915–1942)

American ecologist

American biologist

American ornithologist

American academic, microbiologist, ecologist

American ecologist

American naturalist (1844–1930)

American ecologist (1934-2012)

American biologist and author

American Ecologist

United States zoologist and ecologist (1915-2003)

American ecologist

American botanist, educator, curator and preservationist (1884-1950)

United States hydrologist, soil scientist (1875-1945)

American zoologist (born 1954)

American biologist (1955-)

Filmmaker and ecologist

American geographer, botanist, and landscape ecologist

American biologist and academic

American scientist

American human ecologist (1925-1996)

American botanist (1925-2003)

American scientist (1928-2009)

American marine biologist

American ecologist, physicist and botanist (1921-2016)

American ecologist and botanist (1913-1961)

American ecologist

American mountaineer

American ecologist (1891–1990)

ecologist