Seafoods of New Zealand include:

The Octopus, octopus maorum, which grows to arm spread of about 4 ft with a body length of more than 9 inches.
The Squid, sepioteuthis bilineata, which usually grow to length of about 1 ft.
Black-footed paua, haliotis iris, found below low-water mark on boulder beaches and considered a delicacy. The shell is used for ornamental purposes.
The Sea cucumber, stichopus mollis, which grow to 8 inches long are found under low tidal stones, on sandy bottoms of pools and in dredgings of shell gravel.
Oyster, ostrea angasi, is found throughout New Zealand commonly known as the Bluff Oyster. They are a cold temperature bi-valve, found sub tidally or at extreme low water.
Snapping shrimp, alpheus socialis, are found on rocky shores and low tidal inlets. They can change colour to merge with their background.
Spiny crayfish, jasus lalandei, are found anywhere along the New Zealand coastline below the tide level.
Prawn, palaemon affinis are found in rock pools and grow to about 2 1/2 cm.
Sea egg, evechinus chloroticus (sea urchin) are found clinging to rocks near the low tide level and grow to average diameter of 4 inches.