Kostis, an endangered Mediterranean monk seal, was said to be a "mascot" for the island of Alonissos. Authorities are now searching for his killer.
Researchers believe the specimen is extremely rare and estimate the odds of finding a blue lobster at 1 in every 2 million.
Marine biologists estimate that only 10 of the highly endangered animals remain alive as a result of illegal fishing in their native waters.
Hundreds of Chinese fishing ships have anchored in the Spratlys region and dumped human waste, sewage, and wastewater, a U.S. expert said Monday.
The red tides, also known as harmful algal blooms, have also been linked to multiple fish deaths in the state.
The blue catfish, caught in the Roanoke River, broke the previous state record by more than 5 pounds.
"I couldn't believe it," said Avery Fuller after the massive catch off the coast of Galveston, Texas, where he was fishing with his brothers.
Watch as the massive white sturgeon is released back into the wild by 17-year-old — but not before a kiss.
It reportedly took nine hours for the men in French Polynesia to get the black marlin out of the water.
A New Yorker snagged an enormous thresher shark last week, emphasizing the role fishermen play in conservation.
A pair of fishermen posted a video of themselves setting a saltwater crocodile free after they unintentionally caught it.
"It started coming up and I said, 'Oh my God, it's a great white,'" the boat captain Jeff Warford said.
Great whites off the coast of central California have experienced a population increase recently, with the 1994 decision to ban shark fishing seen as a key factor.
Forensic officers have taken over the investigation in an attempt to uncover why the weapon was in the Doubs river in eastern France.
"Poor thing is suffocating and suffering for your TikTok video," one enraged viewer remarked in the comments section.
The huge female Nechako white sturgeon measures 9.6 feet in length.
"You work your whole life in the ocean for a moment like this...It was the last thing I expected to see come up after an hour fight," Captain Richard Pollitzer remarked.
Environmentalist Ajantha Perera said potential leaks from the vessel's fuel tanks when it sinks could lead to "a terrible environmental disaster."
Ambergris is a rare and valuable substance that is produced by some sperm whales.
The fishermen released the lobster back into the sea, but said they'd hope to meet it again in years to come.
A pufferfish contains a deadly toxin called tetrodotoxin, with a single fish capable of killing 30 people.
A "four-legged fossil fish" predating dinosaurs has been recently rediscovered by groups hunting sharks with deep-sea nets.
A man spent nine hours reeling in a massive 876-pound bluefin tuna fish that smashed local fishing records.
The shark, which had been captured and tagged by marine researchers earlier that day, seems to have been in the mood for revenge.
Crocodiles have "very powerful tails" that enable the animals to push themselves out of the water, said expert Adam Britton.
A man reeled in a catch while fishing on a golf course, which was hotly pursued by an alligator which stole it off the hook.
The coins said "Hortus Bonaticus 1682 - 1982 Amsterdam" and are said to be part of a commemorative collection from Amsterdam's botanical garden
The death of the animal is the latest case in what officials have called an "Unusual Mortality Event" that has been ongoing among North Atlantic right whales since 2017.