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0 0 Diatom

Diatom

by William_DembowskiPennsylvania, USA

Shallow pond in rural SW Pennsylvania

1 0 Diatom

Diatom

by William_DembowskiPennsylvania, USA

Shallow pond in rural SW Pennsylvania

0 0 Diatom

Diatom

by William_DembowskiPennsylvania, USA

Found along shoreline of small man-made lake

0 0 Diatom

Diatom

by William_DembowskiPennsylvania, USA

Found along shoreline of small man-made lake.

1 0 Diatom

Diatom

by William_DembowskiPennsylvania, USA

Vernal pond in rural SW Pennsylvania

0 0 Diatom

Diatom

by William_DembowskiPennsylvania, USA

Found along shoreline of man-made lake. State Park in SW Pennsylvania.

0 0 Spotting

Spotting

by MachiAlaska, USA

Navicula? Nitzschia? I think in any case it ...

0 0 Pennate Diatom

Pennate Diatom

by MachiAlaska, USA

Thin diatoms that have pointed tips and instead of a straight overlap, they ...

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