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COMPARISON OF LARVAL AND ADULT STAGES OF CHTHAMALUS DALLI AND CHTHAMALUS FISSUS (CIRRIPEDIA: THORACICA)

COMPARISON OF LARVAL AND ADULT STAGES OF CHTHAMALUS DALLI AND CHTHAMALUS FISSUS (CIRRIPEDIA:... , , , and Chthamalus dalli Pilsbry is a common northern barnacle inhabiting the high in- tertidal zone from Alaska to San Diego and northern Japan. Chthamalus fissus Darwin, a close relative of C. dalli, is a southern barnacle inhabiting the high intertidal zone from San Francisco to Baja California. In the region between San Francisco and San Luis Obispo, these species are abundant and can be found in combined densities reach- ing 70,000 per m2 in the same high intertidal band on the shore (cf. Newman and Abbott, 1980). The community structure of barnacle populations has been studied extensively in the past twenty-five years. Early studies fo- cused on the roles of competition and pre- dation on adult barnacles in structuring benthic communities (Connell, 1961a, b; Southward, 1976). Recent work has ex- plored the role of settlement in benthic com- munities (Gains and Roughgarden, 1985; Roughgarden et al., 1985). Current studies are examining factors that determine the settlement rate such as currents and pre- dation in the plankton (Roughgarden et al., 1987; Roughgarden et al., 1988). Such work requires identification of barnacle larvae in mixed-species plankton samples. The pres- ent study was conducted to examine the morphological http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Crustacean Biology Brill

COMPARISON OF LARVAL AND ADULT STAGES OF CHTHAMALUS DALLI AND CHTHAMALUS FISSUS (CIRRIPEDIA: THORACICA)

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References (27)

Publisher
Brill
Copyright
Copyright 1989 by Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0278-0372
eISSN
1937-240X
DOI
10.1163/193724089X00061
Publisher site
See Article on Publisher Site

Abstract

, , , and Chthamalus dalli Pilsbry is a common northern barnacle inhabiting the high in- tertidal zone from Alaska to San Diego and northern Japan. Chthamalus fissus Darwin, a close relative of C. dalli, is a southern barnacle inhabiting the high intertidal zone from San Francisco to Baja California. In the region between San Francisco and San Luis Obispo, these species are abundant and can be found in combined densities reach- ing 70,000 per m2 in the same high intertidal band on the shore (cf. Newman and Abbott, 1980). The community structure of barnacle populations has been studied extensively in the past twenty-five years. Early studies fo- cused on the roles of competition and pre- dation on adult barnacles in structuring benthic communities (Connell, 1961a, b; Southward, 1976). Recent work has ex- plored the role of settlement in benthic com- munities (Gains and Roughgarden, 1985; Roughgarden et al., 1985). Current studies are examining factors that determine the settlement rate such as currents and pre- dation in the plankton (Roughgarden et al., 1987; Roughgarden et al., 1988). Such work requires identification of barnacle larvae in mixed-species plankton samples. The pres- ent study was conducted to examine the morphological

Journal

Journal of Crustacean BiologyBrill

Published: Jan 1, 1989

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