Foraging behavior of the American oystercatcher Haematopus palliatus pitanay (Murphy 1925) on the intertidal ascidian Pyura praeputialis (Heller 1878) in the Bay of Antofagasta, Chile

2001 ◽  
Vol 19 (1) ◽  
pp. 23-26 ◽  
Author(s):  
C. J. Pacheco ◽  
J. C. Castilla
2021 ◽  
Vol 29 (1) ◽  
pp. 16-21
Author(s):  
Bruno de Andrade Linhares ◽  
Juçara Bordin ◽  
Guilherme Tavares Nunes ◽  
Paulo Henrique Ott

The Condor ◽  
2015 ◽  
Vol 117 (3) ◽  
pp. 354-363 ◽  
Author(s):  
Nathan J. Hostetter ◽  
Beth Gardner ◽  
Sara H. Schweitzer ◽  
Ruth Boettcher ◽  
Alexandra L. Wilke ◽  
...  

2020 ◽  
Vol 54 (23-24) ◽  
pp. 1513-1524
Author(s):  
Airton Janes da Silva Siqueira ◽  
Anderson Guzzi ◽  
Pedro Cerqueira Lima ◽  
João Paulo Tavares Damasceno ◽  
Mauro Pichorim ◽  
...  

1991 ◽  
Vol 69 (6) ◽  
pp. 1636-1643 ◽  
Author(s):  
Douglas Siegel-Causey

I examined the foraging behaviour of American and Magellanic oystercatchers on Patagonian tidal flats in the context of several abiotic and social factors. I analyzed the simultaneous effect of tidal state, wind speed, temperature, habitat preference, and species abundance of one species on the other by means of multiway contingency tables and loglinear models. Diets of both species were similar and reflected the natural abundances of prey items in the tidal flats. Both species were strongly influenced by tidal state when selecting foraging habitat, but other factors modified their preferences. I found that the foraging behavior of American Oystercatchers was determined solely by abiotic factors; i.e., tidal state, foraging period, and a higher order interaction effect between wind speed and tidal state. By contrast, no combination of abiotic factors was sufficient to explain the observed abundances of Magellanic Oystercatchers. Instead, their foraging behavior was facilitated by the presence of congeners in addition to abiotic factors.


Waterbirds ◽  
2014 ◽  
Vol 37 (4) ◽  
pp. 371-380 ◽  
Author(s):  
Lianne M. Koczur ◽  
Alexandra E. Munters ◽  
Susan A. Heath ◽  
Bart M. Ballard ◽  
M. Clay Green ◽  
...  

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