Marine life
"Fierce fight": diver films dramatic animal battle in Falmouth waters
Tompot blennies are usually doting dads during breeding season, but a marine biologist spotted fierce fisticuffs between two males off the coast of Cornwall.
We dropped a dead whale to the bottom of the ocean. Here’s what happened next
Back in 2023, Countryfile filmed the UK’s first whale-fall experiment in the Celtic Sea. Ellie Harrison reveals what happened.
This highly venomous fish, which lurks beneath the sand on our shores, is armed with deadly dorsal spines ready to stab anyone who ventures too near
To tread on a weever fish is to taunt a tiger says Adele Brand - and you won't like the painful consequences
It weighs the same as two grizzly bears and can be aged like a tree – meet the ocean giant that hurtles through UK waters
After being almost wiped out in the 1960s, this incredible marine creature fish is making a comeback
"So unbelievable”: ancient sea creature filmed off Devon coast
Leatherback turtles have the longest migration of any reptile and are known to swim in UK seas.
Rare ocean giant as big as a king-size bed spotted in Orkney
Flapper skates can grow over 2.5 metres long and weigh as much as 100kg.
9 breathtaking underwater photos from around the British Isles
Hold your breath and drop beneath the waves with these magical marine images.
“For the first time ever”: see magical moment home-grown shark is released into the wild in Sussex
A diver has released a baby shark back into the waters off Brighton after rescuing it as an embryo
"I don't think I've seen an individual quite as big as this one”: freediver films colossal sea creature off Cornish coast
A freediver in Cornwall saw six octopuses in one dive – and one of the animals was bigger than he has ever seen
Venomous fish are lurking in the sand on British beaches. Here’s what to do if you get stung
Many UK beachgoers will accidentally be stung by venomous weever fish this
summer. Here’s what to do if that happens
What would the extended bottom-trawling ban mean for UK wildlife and fishers?
The proposed ban, which aims to protect important marine life, has been welcomed by environmentalists, but some fishers are concerned.
Scientists amazed to see humpback whales trying to send messages to humans
Could humpback whales be trying to communicate with us?
Shark DNA found in Welsh waters suggests rare species is hiding in plain sight
Fishers in Wales have been seeing fewer critically endangered angelsharks in Wales – but that doesn't mean they're not there, according to a new study.
Are there any great white sharks in UK waters?
Great whites are one of the deadliest apex predators, but have they ever been spotted around the UK? Fergus Collins takes a look
"Look at the size of that one – wow, it's huge!" Boater films stunning wildlife spectacle off Sussex coast
Skipper Kurt Lander was cruising through the English Channel when the "magical" moment happened.
Is it normal to see a seal on the beach? Yes – but here are the warning signs to look out for
Seals come onto land to rest as part of their natural behaviour – here’s what to look for to know if they’re in trouble, and how to help
How to help a beached whale or dolphin – you could help save its life while waiting for medics to arrive
When a whale, dolphin or porpoise finds itself on land, something is wrong. Here’s what to do – and not to do – to help these beached animals.
What's the most common jellyfish in Britain?
It's quite normal to see jellyfish along the British coastline – but which species are you most likely to be looking at?
"Unbelievable": rare killer whale encounter stuns wildlife watchers in Northumberland
The orcas swam alongside the wildlife watching boat near the Farne Islands off the north-east coast of England.
What’s the most common shark in Britain?
Discover the most common sharks found in UK waters, from the small-spotted catshark lurking near the shore to the sleek blue shark swimming off the South West coast
How big are eels? Do eels bite people? 10 fascinating eel facts
Learn all about these often maligned creatures
“The largest common stingrays I have ever seen have been here in Sussex" – scuba diver shares incredible underwater footage
These hefty marine animals can measure almost a metre across.
Boater films magical dolphin encounter in Sussex
The playful dolphins approached the boat off the coast of Brighton and leapt through the water, bow riding in the waves.
This lethal predator is the most venomous in the ocean – and rising temperatures could drive them to the UK…
While this deadly marine animal is commonly found in Australia and the Indo Pacific, rising sea temperatures could force it to migrate to cooler waters.
