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Interstate Commission on the Potomac River Basin

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ICPRB > News > Potomac Basin Reporter > Potomac Basin Reporter, Winter 2017 > picture1

picture1

Published on January 4, 2017 in Potomac Basin Reporter, Winter 2017 Full resolution (977 × 762)
Two photos. The left photo is the stonefly nymph. The right photo is an adult stonefly.

Two photos. The left photo is the stonefly nymph. The right photo is an adult stonefly.

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