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These heterotrophic protists, some of which appear to be euglenae, were found in sea ice and open water samples collected in the Bering Sea in April 2008

Epifluorescence image of a heterotrophic protist (blue) with ingested pennate diatom (bright red) in sea ice collected at 62.0^oN 171.2^oW	Heterotrophic euglena with single flagellum in sea ice collected at 62.0^oN 171.2^oW

Heterotrophic euglena with two flagella in sea ice collected at 62.0^oN 171.2^oW	Heterotrophic euglena with two flagella collected at 57.8^oN 171.7^oW, 14 m depth,open water diatom bloom, chl-a = 20 ug/l

Heterotrophic euglena with two flagella, seen via epifluorescence microscopy, in sea ice collected at 62.0^oN 171.2^oW	Heterotrophic euglena with single large flagellum, in water sample with added sea ice algae, collected at 57.9^oN 169.2^oW.

Heterotrophic protist, probably a euglena, distended with long diatom chain in sea ice collected at 62.0^oN 171.2^oW	Heterotrophic protist, probably a euglena, distended with long diatom chain in sea ice collected at 62.0^oN 171.2^oW

Unknown protist with clear 'caul', suspected of feeding on diatoms, collected at 57.8^oN 171.7^oW, 14 m depth,open water diatom bloom, chl-a = 20 ug/l	Unknown protist with ingested diatom cells, collected at 57.8^oN 171.7^oW, 14 m depth,open water diatom bloom, chl-a = 20 ug/l

Suspected case of the unknown protist ingesting two diatom cells at the end of a diatom chain, collected at 57.8^oN 171.7^oW	Unknown protist with ingested diatom cells, collected at 57.8^oN 171.7^oW

Unknown protist with 3 ingested diatom cells, DAPI stain, epifluorescence microscopy, collected at 57.8^oN 171.7^oW	Unknown protist, possibly a heterotrophic dinoflagelalte, with ingested diatom cell, collected at 57.9^oN 169.2^oW, in sample with added ice algae