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Marine Ecology Progress Series

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MEPS 641:135-144 Supplementary Material

Injured conspecifics as an alarm cue for the sea urchin Evechinus chloroticus

Arie J. P. Spyksma, Nick T. Shears, Richard B. Taylor
MEPS 641:135-144 | Full text in pdf format

Files


Video S1

Video footage showing sea urchin response to the alarm cues of an injured conspecific. The cue (inserted in a plastic container with a white lid) was added after 20 minutes and filming continued for a further 40 minutes to monitor any behavioural response.


Video S2

Video footage showing sea urchin response to an empty bait pot. The bait pot, (with a white lid) was added after 20 minutes and filming continued for a further 40 minutes to monitor any behavioural response.