Once common all around New Zealand, red crayfish or kōura (Jasus edwardsii) have been heavily harvested since the 1950s, and their populations have been depleted in many places. Red crayfish hide in crevices and caves around reefs during the day and venture out at night to feed on shellfish, crabs, sea stars and kina (sea urchins)
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Department of Conservation
Photograph by Paddy Ryan
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