The octopuses' activity did not negatively correlate with that of the eel. In the presence of the triggerfish, the octopuses showed the predicted nocturnal peak of activity and produced temporal spacing in the expected time span. Was this shifting of activity a successful strategy? In the case of the moray eel it was not as the number of attacks did not, decrease over time. In the case of the triggerfish the number of attacks did change during the course of the experiment. Both the attacks of the fish on the octopuses and the attacks of the octopuses on the fish decreased perhaps due to the reduction of shared activity time.