The best time to see Orca or killer whales off Kaikoura is Orca from November until March. During that time you can be lucky enough to see a pod of orcas consisting of anywhere from a few individuals up to 20 animals. They are not seen as regularly as whales and dolphins; sightings of Orca off Kaikoura usually happens just a few times every month between November/December and March. Rays and sharks are known to be favoured for prey for Orcas around New Zealand.