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A jack mackerel “bait ball” forms underneath the platform. This behavior is an instinctual defense mechanism, as a lone mackerel is more likely to be eaten than a large group. Photos by Caine Delacy.
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A jack mackerel “bait ball” forms underneath the platform. This behavior is an instinctual defense mechanism, as a lone mackerel is more likely to be eaten than a large group. Photos by Caine Delacy.