| They are smothered by sediment, and choked by algae growing on nutrient rich sewage and fertilizer run-off. |
| When presented with five macroalgal species concurrently, H. sanguineus preferred green algae to red and brown algae. |
| A water medium can be used for all types of algae for qualitative and quantitative studies. |
| Jumping bristletails eat algae that grow on the surfaces of rocks, logs, and trees. |
| We conclude that there is no evidence available to support assignment of Halysis either to chlorophyte algae or to cyanobacteria. |
| Most chitons feed by rasping algae and other encrusted food off of the rocks on which they crawl. |
