Warming seas bring octopus and Mediterranean fish into UK waters
Rising sea temperatures are causing Mediterranean marine species like octopus and red mullet to migrate into British waters. This shift is forcing local fishers to adapt their methods and catch targets as traditional species like cod and mackerel decline.
Why it matters
It illustrates the tangible economic and ecological impacts of climate change on local industries and food systems.
Warming sea temperatures are bringing Mediterranean marine species into British waters, forcing local fishers to change the way they work and encouraging chefs to rethink their menus.Species such as octopus, red mullet, and different kinds of bream are now appearing in record numbers along England's South West coast. According to the Marine Biological Association, an ongoing octopus bloom has spread from the Mediterranean because of warmer seas, causing serious damage to native shellfish populations.This rapid change in marine life means traditional catches such as cod and mackerel are disappearing from the region, while warm-water predators and southern fish species are becoming more common.Shifts on the waterFor fishers in Cornwall, these changing catches mean they must completely rethink how they fish.
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