For many people it was the first opportunity they had to see life below the ocean, without having to scuba dive the depths.
From the most beautiful corals and tiny sea creatures to rays, octopuses and an abundance of sharks, families have been given an informative insight into what lies beneath the surface.
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Aquarists Chris Brown and Emily Madge from Sea Life Centre
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Bill Oddie visited the Sea Life Centre when it first opened in 1990
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Ashley Ball studies a new delivery of deadly Blue Ring Octopu
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Environmental Day at Blackpool's Sea Life Centre. TV presenter Terry Nutkins finds out there's a 'nip in the air', by the recycling bins, watched by St. John Vianney RC Primary School pupils