zukswert-grayjay-hbr

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Gray jay on Mt. Field in the White Mountain National Forest.

zuckswert-weir-hbr

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Weir 2 at Hubbard Brook Experimental Forest.

zukswert-trees-hbr

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Trees turning yellow at the Hubbard Brook LTER.

zukswert-bridge-hbr

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Bridge to Gorge Brook Trail, Mt. Moosilauke, White Mountain National Forest

goeke-swamp-eel-head

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A swamp eel pokes its head out of a sampling net. Most surveys used electroshocking to capture the elusive creatures.

goeke-swamp-eel

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A swamp eel caught in a sampling net.

pintar-taylor-slough

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Taylor Slough, site of the study, was once free of swamp eels. Once they were introduced, they spread to every sampling site in the watershed within four years and are now more common than other large fishes combined.