schulz
Registered: April 2000 Posts: 469

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Ephippia (diapausing eggs) of Daphnia (brown) and the cyanobacterium Anabaena (bluish green) both floating on the water surface of Lake Faxon, Washington State, U.S.A., after being blown nearshore. Photo from old ASLO slide collection; taken by M. Brenner; scanned by K.L. Schulz.
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