Abstract

Evidence is accumul ating that natural disturbances can influence marine hard-bottom communities. The importance of disturbances in marine soft-bottom communities is less well known, particularly where the disturbed patch is small. In a subtidal site off the Florida panhandle (29° 54.0' N, 84° 37.8' W), enteropneusts (Ptychodera bahamensis) create numerous fecal mounds (median diameter is 5 cm) on the sediment surface....

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