In situ feeding rhythms of herbivorous copepods, and the effect of starvation

1990 ◽  
Vol 105 (1) ◽  
pp. 91-98 ◽  
Author(s):  
H. Ishii
2021 ◽  
Author(s):  
Joe Premier ◽  
Martin Gahbauer ◽  
Franz Leibl ◽  
Marco Heurich

Zootaxa ◽  
2020 ◽  
Vol 4766 (2) ◽  
pp. 201-260 ◽  
Author(s):  
CHRISTOPHER L. MAH

Exploratory cruises by the NOAA Ship Okeanos Explorer have resulted in a substantial contribution in our understanding of deep-sea echinoderm biodiversity, biology, and ecology in the North Atlantic. This includes the description and in situ feeding observations of two, new corallivorous goniasterid species, Evoplosoma nizinskiae n. sp. and Sibogaster bathyheuretor n. sp. Significant in situ observations include a synchronous feeding event including multiple goniasterid asteroids and a cidaroid urchin on a large demosponge, providing new data for understanding echinoderm feeding behavior, including agonistic behavior, in deep-sea settings and new, in situ feeding observations for 28 deep-sea species including the myxasterid Pythonaster atlantidis, the korethrasterid Remaster palmatus and the poorly understood hippasterine goniasterids, Gilbertaster caribaea and Sthenaster emmae. 


Author(s):  
Robert W. La Touche

The ecology and feeding behaviour of Antedon bifida bifida (Pennant) were studied in situ at five sites on the east and west coasts of Ireland. These encompassed a range of different habitats and hydrographic conditions, including currents of varying intensity, oscillations due to wave action, and multidirectional water movements.Unlike other comatulids hitherto studied, this species was found to be relatively unspecialized in its choice of habitat and to display great flexibility of movement in its arms and pinnules which enable it to adapt to and feed in each of the different types of water movements described. Neither diurnal nor tidal feeding rhythms were observed, the animals being found to feed almost continuously. The relatively unspecialized nature of this species is discussed in relation to the almost cosmopolitan distribution of the genus Antedon.


2007 ◽  
Vol 52 (1) ◽  
pp. 428-440 ◽  
Author(s):  
Gitai Yahel ◽  
Frank Whitney ◽  
Henry M. Reiswig ◽  
Dafne I. Eerkes-Medrano ◽  
Sally P. Leys

2003 ◽  
Vol 252 ◽  
pp. 125-141 ◽  
Author(s):  
Á López-Urrutia ◽  
X Irigoien ◽  
JL Acuña ◽  
R Harris

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