BEHAVIORAL DIFFERENTIATION OF ADJACENT MARINE AND FLUVIAL POPULATIONS OF THREESPINE STICKLEBACK IN CALIFORNIA: A LABORATORY STUDY

BEHAVIORAL DIFFERENTIATION OF ADJACENT MARINE AND FLUVIAL POPULATIONS OF THREESPINE STICKLEBACK... BEHAVIORAL DIFFERENTIATION OF ADJACENT MARINE AND FLUVIAL POPULATIONS OF THREESPINE STICKLEBACK IN CALIFORNIA: A LABORATORY STUDY by HARMAN V.S. PEEKE 1,2,3) and LANCE E. MORGAN 2,4,5) ( 1 Department of Psychiatry, University of California, San Francisco, USA; 2 Bodega Marine Laboratory, University of California, Davis, USA; 4 Tiburon /Santa Cruz Laboratory National Marine Fisheries Service, USA) (Acc. 25-II-2000) Summary Threespine sticklebacks( Gasterosteus aculeatus ) from marine, estuarine and upstream fresh water were collected from two coastal watersheds in northern California. Laboratory tests of response to behavioral stimuli associated with aggression, courtship and feeding show interpopulation variation. Behavioral responses of populations from the same habitat type were similar, and individuals from up-stream habitats were generally more responsive to stimuli than individuals from the estuarine environments, which in turn were more responsive than marine Ž sh. Different predators and predation pressures are discussed as one possible factor in the evolution of these behavioral variations. 3) Corresponding author; address: Bodega Marine Laboratory, P.O. Box 247, Bodega Bay, CA 94923, USA. 5) The authors wish to express their profound gratitude to Professor W.J. Rowland for providing duplicates of his models of gravid females for our use. We also wish to thank the http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Behaviour Brill

BEHAVIORAL DIFFERENTIATION OF ADJACENT MARINE AND FLUVIAL POPULATIONS OF THREESPINE STICKLEBACK IN CALIFORNIA: A LABORATORY STUDY

Behaviour, Volume 137 (7-8): 1011 – Jan 1, 2000

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Publisher
Brill
Copyright
© 2000 Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0005-7959
eISSN
1568-539X
D.O.I.
10.1163/156853900502402
Publisher site
See Article on Publisher Site

Abstract

BEHAVIORAL DIFFERENTIATION OF ADJACENT MARINE AND FLUVIAL POPULATIONS OF THREESPINE STICKLEBACK IN CALIFORNIA: A LABORATORY STUDY by HARMAN V.S. PEEKE 1,2,3) and LANCE E. MORGAN 2,4,5) ( 1 Department of Psychiatry, University of California, San Francisco, USA; 2 Bodega Marine Laboratory, University of California, Davis, USA; 4 Tiburon /Santa Cruz Laboratory National Marine Fisheries Service, USA) (Acc. 25-II-2000) Summary Threespine sticklebacks( Gasterosteus aculeatus ) from marine, estuarine and upstream fresh water were collected from two coastal watersheds in northern California. Laboratory tests of response to behavioral stimuli associated with aggression, courtship and feeding show interpopulation variation. Behavioral responses of populations from the same habitat type were similar, and individuals from up-stream habitats were generally more responsive to stimuli than individuals from the estuarine environments, which in turn were more responsive than marine Ž sh. Different predators and predation pressures are discussed as one possible factor in the evolution of these behavioral variations. 3) Corresponding author; address: Bodega Marine Laboratory, P.O. Box 247, Bodega Bay, CA 94923, USA. 5) The authors wish to express their profound gratitude to Professor W.J. Rowland for providing duplicates of his models of gravid females for our use. We also wish to thank the

Journal

BehaviourBrill

Published: Jan 1, 2000

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