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Community structure ofthe macrobenthos associated with seagrass of the Indian River estuary, Florida

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Date Issued:
1977
Title: Community structure ofthe macrobenthos associated with seagrass of the Indian River estuary, Florida.
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Name(s): Young, David K.
Young, Martha W.
Harbor Branch Oceanographic Institute
Type of Resource: text
Genre: Article
Date Issued: 1977
Publisher: University of South Carolina Press
Place of Publication: Columbia, SC
Physical Form: pdf
Extent: 24p.
Language(s): English
Identifier: FA00007287 (IID)
Note(s): Effects of predation on community structure of the macrobenthos associated with dense stands of Halodule wrightii in the Indian River estuary of east central Florida were studied using cages. The three study sites represented a stress gradient of temperature, salinity and tide. Major changes, as affected by caging, were measured byspecies diversity, species evenness and species richness, showing opposite effects at the sites representing two extremes of the environmental stress gradient. At the site characterized by a physically unstable and unpredictable environment, the increases of several species within the cage were in accord with predator-prey theory. At the other extreme, where the environment was more physically stable and predictable, increases in diversity of caged macrofauna were inconsistent with current hypotheses of biological interactions affecting community structure.
Florida Atlantic University. Harbor Branch Oceanographic Institute contribution 55
This manuscript is an author version with the final publication available and may be cited as: Young, D.K. & Young, M. W. (1977). Community structure of the macrobenthos associated with seagrass of the Indian River estuary, Florida. In B. C. Coull (Ed.), Ecology of marine benthos (pp. 359-381). Columbia, SC: University of South Carolina Press.
Subject(s): Indian River (Fla. : Lagoon)
Benthos
Seagrasses--Ecology
Predator & prey
Persistent Link to This Record: http://purl.flvc.org/fau/fd/FA00007287
Host Institution: FAU