"When I started in the late '60s, there was commercial rock fishing, there was clamming, there was oystering, crabbing , " he says.

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Melnyk discovered skishing one day by accident, when, fishing from a rock, he was pulled into the ocean by a 40-pound fish.

FORBES: Skishing

It is integrated into their everyday activities over the course of seven months during which the clans alternate responsibilities: one group embarks on fishing expeditions throughout the area while another prepares offerings of rock salt, fish and ritual food for the spirits, and performs music and dance.

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In the death zone between the rock shoals and the breakers, two grey seals float and turn, fishing, peering, wallowing like fat ladies in a spa pool.

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One of the main reasons for the falling numbers is that changes to fishing practices in the UK have resulted in food shortages for rural gulls, says Rock.

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