Abstract
Between patch reefs and marine grass communities there is normally a zone or "halo" of heavily grazed grass 2 to 10 meters wide. Grazing by the echinoid Diadema antillarum Philippi during nocturnal migrations off the reefs is found to be the major factor in the formation of halos.
| Original language | American English |
|---|---|
| Journal | Science |
| Volume | 182 |
| DOIs | |
| State | Published - Nov 1 1973 |
| Externally published | Yes |