Changing lobster abundance and the destruction of kelp beds by sea urchins

Changing lobster abundance and the destruction of kelp beds by sea urchins 227 34 34 2 2 P. A. Breen K. H. Mann Department of Biology Dalhousie University Halifax Nova Scotia Canada Pacific Biological Station P. O. Box 100 V9R 5K6 Nanaimo B.C. Canada Abstract In a study area in Nova Scotia, Canada, abundance of the lobster Homarus americanus decreased by nearly 50% in 14 years. The lobster is a major predator of sea urchins, and during the past 6 years the sea urchin Strongylocentrotus droebachiensis has destroyed 70% of the beds of Laminaria spp. in the area. Implications for management are discussed. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Marine Biology Springer Journals

Changing lobster abundance and the destruction of kelp beds by sea urchins

Marine Biology, Volume 34 (2) – Feb 1, 1976

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Publisher
Springer Journals
Copyright
Copyright © 1976 by Springer-Verlag
Subject
Life Sciences; Biomedicine general; Oceanography; Ecology; Microbiology; Zoology
ISSN
0025-3162
eISSN
1432-1793
D.O.I.
10.1007/BF00390755
Publisher site
See Article on Publisher Site

Abstract

227 34 34 2 2 P. A. Breen K. H. Mann Department of Biology Dalhousie University Halifax Nova Scotia Canada Pacific Biological Station P. O. Box 100 V9R 5K6 Nanaimo B.C. Canada Abstract In a study area in Nova Scotia, Canada, abundance of the lobster Homarus americanus decreased by nearly 50% in 14 years. The lobster is a major predator of sea urchins, and during the past 6 years the sea urchin Strongylocentrotus droebachiensis has destroyed 70% of the beds of Laminaria spp. in the area. Implications for management are discussed.

Journal

Marine BiologySpringer Journals

Published: Feb 1, 1976

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