| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| nekton | cephalopods | squids/cuttlefish | Cephalopods | Chatham Is. | juv./adults |
| nekton | cephalopods | squids/cuttlefish | Loligo | Chatham Is. | adults |
| nekton | cephalopods | squids/cuttlefish | Illex | Chatham Is. | adults |
| nekton | cephalopods | squids/cuttlefish | Kondakovia longimana | Chatham Is. | adults |
| nekton | cephalopods | squids/cuttlefish | Teuthida | Chatham Is. | adults |
| nekton | finfish | bony fish | Symbolophorus boops | (not available) | juv./adults |
| others | others | n.a./others | Others | Chatham Is. | juv./adults |
| zoobenthos | benth. crust. | crabs | Decapods | Chatham Is. | juv./adults |
| zoobenthos | benth. crust. | n.a./other benth. crustaceans | amphipods | (not available) | juv./adults |
| zoobenthos | benth. crust. | n.a./other benth. crustaceans | mysids | (not available) | juv./adults |
| zooplankton | plank. crust. | euphausiids | Krill | Chatham Is. | juv./adults |
| zooplankton | plank. crust. | n.a./other plank. crustaceans | Brachyura | Chatham Is. | adults |
| zooplankton | plank. crust. | n.a./other plank. crustaceans | Shrimps, prawns | Chatham Is. | adults |
| zooplankton | plank. crust. | plank. copepods | Copepods | Chatham Is. | juv./adults |