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Quantitative Distribution of Shallow-Water Cumacea From the Vicinity of Dillon Beach, California, With Descriptions of Five New Species

Quantitative Distribution of Shallow-Water Cumacea From the Vicinity of Dillon Beach, California,... QUANTITATIVE DISTRIBUTION OF SHALLOW-WATER CUMACEA FROM THE VICINITY OF DILLON BEACH, CALIFORNIA, WITH DESCRIPTIONS OF FIVE NEW SPECIES BY WILLIAM B. GLADFELTER West Indies Laboratory, P.O. Annex # 4010, Christiansted, St. Croix, Virgin Islands, 00820, U.S.A. INTRODUCTION There has been no systematic study of the cumacean fauna of the Pacific coast of North America between northern Washington (Lie, 1969, 1971) and Point Conception, southern California (Barnard & Given, 1961; Given, 1961, 1964) to date, and only a few scattered records are available (Calman, 1912) for this region. The present paper initiates the process of filling this gap in our knowledge. Because of their particularly mobile nature cumaceans are seldom captured in large numbers by conventional bottom-sampling techniques (Corey, 1970), or perhaps more accurately, the samples are seldom accurate quantitative representa- tions of the fauna. In the present study SCUBA was used to obtain each benthic sample by carefully pressing an inverted 14 cm diameter plastic Petri dish ( 1 . 2 5 cm deep) into the substrate, sliding the lid underneath and securing the package with a rubber band. Sediment loss using this technique is limited to a couple mm around the edge of the dish as it http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Crustaceana Brill

Quantitative Distribution of Shallow-Water Cumacea From the Vicinity of Dillon Beach, California, With Descriptions of Five New Species

Gladfelter, William B.
Crustaceana , Volume 29 (3): 241 – Jan 1, 1975
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Publisher
Brill
Copyright
© 1975 Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0011-216x
eISSN
1568-5403
DOI
10.1163/156854075X00289
Publisher site
See Article on Publisher Site

Abstract

QUANTITATIVE DISTRIBUTION OF SHALLOW-WATER CUMACEA FROM THE VICINITY OF DILLON BEACH, CALIFORNIA, WITH DESCRIPTIONS OF FIVE NEW SPECIES BY WILLIAM B. GLADFELTER West Indies Laboratory, P.O. Annex # 4010, Christiansted, St. Croix, Virgin Islands, 00820, U.S.A. INTRODUCTION There has been no systematic study of the cumacean fauna of the Pacific coast of North America between northern Washington (Lie, 1969, 1971) and Point Conception, southern California (Barnard & Given, 1961; Given, 1961, 1964) to date, and only a few scattered records are available (Calman, 1912) for this region. The present paper initiates the process of filling this gap in our knowledge. Because of their particularly mobile nature cumaceans are seldom captured in large numbers by conventional bottom-sampling techniques (Corey, 1970), or perhaps more accurately, the samples are seldom accurate quantitative representa- tions of the fauna. In the present study SCUBA was used to obtain each benthic sample by carefully pressing an inverted 14 cm diameter plastic Petri dish ( 1 . 2 5 cm deep) into the substrate, sliding the lid underneath and securing the package with a rubber band. Sediment loss using this technique is limited to a couple mm around the edge of the dish as it

Journal

Crustaceana – Brill

Published: Jan 1, 1975

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