This is one of my favorite squids we have seen on this trip, it’s a Histioteuthis meleagroteuthis. If you look closely you can see this species has serrate ridges along its arms and mantle. The function of these structures is not known, although defense against predators seems likely.

Alistair Dove (149 Posts)

Dr. Alistair Dove is a systematic and ecological parasitologist by training, with broader research interests in the natural history and health of marine animals, especially whale sharks. He is currently Director of Research and Conservation at Georgia Aquarium in Atlanta USA. His comments here do not necessarily reflect the opinions of Georgia Aquarium

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