Pacific giant squid (Dosidicus gigas): Caught with hooks in the Pacific Ocean. They are large squid that can reach up to 4 m in length. They have a large, tough, thick-walled mantle and long arms with 100-200 tiny suckers with teeth on each and fast tentacles. Like other cephalopods, they are equipped with chromatophores and are able to change colour and emit flashes of light to communicate. Maximum published weight: 65 kg.