Whale watchers off the Kaikoura Coast were treated to a stunning display as a juvenile humpback whale breached repeatedly alongside their craft.
Images have been posted online of the barnacle-encrusted 10m mammal capturing the awe-inspiring moments it rears its giant body skyward out of the sea before crashing back under the water.
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In one shot the juvenile humpback is shown seemingly standing upright with half its body out of the water, both long fins in a streamlined position.