Sentences with phrase «urchins graze»

Sea urchins graze on the lower stems of kelp, causing the kelp to drift away and die.

Food availability, sea urchin grazing and kelp forest community structure.

Not exact matches

The data showed that although sea urchins negatively affected giant kelp by grazing on it, no direct link between kelp and other herbivores existed.

Commonly found in the waters from Baja California to Point Conception — although they can sometimes be found as far north as Monterey Bay — sheephead feed on sea urchins, whose grazing habits can wreak havoc on community composition in kelp forests.

Grazing fish, algae, sponges, urchins, storms and mud in the water affect the living corals.