 |
 |
| Bringing in the CTD rosette on the Healy |
Dawn on the Arctic Ocean |
 |
 |
| Deploying the zooplankton net at the stern |
Pushing ice floes away from the zooplankton net cable |
 |
 |
| Incubator for mesozooplankton grazing assays |
Incubator for dilution assays |
 |
 |
| Arctic protists: A. Large tintinnid ciliate, B. heterotrophic dinoflagellate with ingested diatoms, C. choreotrichous ciliate. Epifluorescence microscopy with DAPI staining. |
Massive blooms of colonial choanoflagellates (blue spheres in this micrograph) were observed associated with decaying diatom blooms (red fluorescing cells )in the Chukchi Sea in August |