What eats jellyfish in UK waters?
What eats jellyfish in UK waters? Natural Predators Among the predators of the jellyfish, the following have been identified: ocean sunfish, grey triggerfish, turtles (especially the leatherback sea turtle), some seabirds (such as the fulmars), the whale shark, some crabs (such as the arrow and hermit crabs), some whales (such as the humpbacks).
What time of day are jellyfish most active?
Midday : Jellyfish activity is typically highest during midday when the sun is at its peak and the water is warmest.