Sentences with phrase «fish like sharks»

Equipped with over 10 amazing dive sites, your underwater adventures in Cocos island will never end without interacting with several large pelagic fish like sharks, jacks and rays.

«Overfishing is a problem throughout the world and across all species, including slow - growing fish like sharks, many of which are in serious trouble,» said Pinsky.

But if there is no reaction, which was the case when Bronson and Maisey performed the test, it is likely made from calcium phosphate, as are the fossilized skeletons of cartilaginous fish like sharks and rays.

In her research, she has found that people who eat top predator fish like shark, swordfish and marlin have more mercury in their blood but not necessarily more omega 3's and selenium — a nutrient that is abundant in fish — than people who eat seafood that is lower on the food chain, like sardines, shellfish, anchovies and herring.

Not exact matches

This may seem like some useless information when an ocean's worth of water is pushing in on them from every side, but sharks use this ability to figure out where other fish, both predators and prey, are.

The majority of sharks don't consume mammals, and instead dine on creatures like fish and shrimp, says Cheryl Wilga, a professor of biological sciences at the University of Rhode Island.

Those lines lure sharks with the scent of blood, even if it's fish like tuna, and not sharks, that the fishermen are trying to catch.

You'll want to avoid fish that contain high levels of mercury or other toxins like swordfish, mackerel, fresh tuna, mahi - mahi, and shark.

You should also avoid any sushi made with fish high in mercury content, like swordfish, shark, or king mackerel.

Some of our favorite ocean go - ers, like the big fish - shark, swordfish, mackerel, and snapper can contain high levels of mercury.

Sawfishes — shark - like creatures with a lethal snout — are the most endangered of all sea fish, but can we get to know them before they go under?

Based on modeling results by the National Oceanic and Atmospheric Administration (NOAA), which predicted that Pacific Ocean temperatures would rise by 1 degree Celsius (2 degrees Fahrenheit) over the next 50 years, a Canadian and U.S. team of scientists examined the distributional changes of 28 species of fish including salmon, herring, certain species of sharks, anchovies, sardines and more northern fish like pollock.

Local fish may visit the cleaners every day, and even wide - ranging beasts like sharks will occasionally drop in.

Like other pelagic fishes (those that live in the open sea or in surface waters), many sharks travel far and wide.

With most other predators now out of the picture, early sharks and ray - finned fish like Fouldenia used their crushing jaws to dine on these spiny, stalked and hard - shelled creatures.

These people can access radio signals to track animals like sharks, wolves, and fish, sometimes putting them in considerable danger, BBC News writes.

Though there are other underwater hitchhikers such as remora fish, which latch on to sharks, this is the only ray known to like piggyback rides.

As such, it provides the first real glimpse into what baleen whales were like before they evolved their feeding filters.Measuring about 9 to 11 feet long, the specimen was the size of a bottlenose dolphin, with huge eyes that took up a quarter of its head.Instead of echolocating, it most likely depended on keen underwater vision and sharp hearing to track fish and small sharks, which it would then tear apart and shred with its 1.4 - inch - long serrated teeth.

«It is interesting to think that backbone development in sharks and skates is more similar to humans than it is to bony fishes like zebrafish and salmon.

The second type is a 20 - centimeter - long robo - fish designed to move more like a tuna or shark, which swim faster and for longer distances.

Either way, she says, the work shows that «something seemingly unrelated, like fishing all the trout from a pond or removing sharks from the ocean, could have big consequences for greenhouse - gas dynamics».

Although Ozarcus clearly lies within the lineage of sharks, rays, and their close relatives, high - resolution CT scans of the fossils (one example, digital image) reveal that the archlike structures supporting the creature's gills (yellow in digital image) were arranged like those in bony fishes (osteichthyans), the researchers report online today in Nature.

The last common ancestor of sharks and bony fishes probably didn't have gill arches arranged like those in modern sharks — which, in turn, suggests that the oldest known species of bony fishes can likely provide more information about the earliest jawed vertebrates (a group that today includes humans) than early chondrichthyans can, the researchers contend.

An ancient fish that sported a saw blade - like whorl of serrated teeth — and was long presumed to be a member of the shark family — actually belonged to a different but closely related group, a new study suggests.

«That makes it difficult to separate shark behavioral changes due to scuba diving from behavioral changes caused by other human activities like fishing.»

It's thanks to all these small fish that top predators like sharks are so plentiful near South Africa.

We show that, unlike most fish, the denticle scales of sharks and skate develop from neural crest cells, just like teeth.

«Primitive scales were much more tooth - like in structure, but have been retained in only a few living lineages, including that of cartilaginous fishes such as skates and sharks.

«The sharks and skate have lost the bony under - layer, while most fish have lost the tooth - like dentine outer layer.

Large tuna and other commercially valuable fish, as well as keystone species like sharks and whales, spend parts of their lives in that zone, where temperatures have generally been stable for thousands of years.

A fossil found in Kansas seventy years ago has been identified as a large cartilaginous fish, like a shark or a ray.

«There is already evidence from fossilized stomach contents that ancient sharks like Orthacanthus preyed on amphibians and other fish, but this is the first evidence that these sharks also ate the young of their own species.»

NEW YORK — The skull of a newly discovered 325 - million - year - old shark - like species suggests that early cartilaginous and bony fishes have more to tell us about the early evolution of jawed vertebrates — including humans — than do modern sharks, as was previously thought.

These results stress the importance of choosing fish identified as having low levels of mercury, like salmon, catfish, and shrimp and the avoidance of fish having higher mercury levels, like shark and swordfish.

Limiting exposure to methylmercury - laden predatory fish like tilefish from the Gulf of Mexico, shark, swordfish, and king mackerel (27) can go a long way in avoiding methylmercury accumulation.

It's the hunter - fish at the top of the food chain, like swordfish, tuna, and shark, that collect mercury.

Since large, carnivorous fish like tuna, swordfish, shark and halibut are at the top of the food chain, they are more likely to have higher levels of toxins like mercury and PCBs.

Certain fish, such as sharks, swordfish, king mackerel and tilefish, contain higher levels of mercury than smaller fish, like sardines, smelt, and anchovy.

A tried and tested scheme for the meek of the world to amass friends is to latch onto a more extroverted person, like pilot fish hugging the underbelly of a shark.

Even with $ 100 price reductions, there's no guarantee of success, and it's not until a decent product goes on a $ 99 fire sale before consumers buy a non-iPad like frenzied sharks in a school of fish.

There were sharks, grouper, porcupine fish, stingrays, yellowtails, eels and like 20 different other kinds of fish in this tank.

With constant calls, letters, and emails from creditors, you may begin to feel like a small fish in the middle of a shark feeding frenzy — while your creditors want to devour what little you have, you have few options to regain the security you once had.

Like a shark, Rio had immediately smelled the bonito fish treat and circled around behind me for a surprise attack.

I like July for oddball fish — examples include arowanas, Polypterus, true gouramis, sharks (mainly cyprinids), predatory characoids and stingrays.

The dive sites are home to a huge variety of tropical fish, from charismatic little critters like seahorses and ghost pipefish, through shoaling fish like fusiliers and sweetlips up to larger creatures including turtles and reef sharks, bumphead parrotfish and barracuda.

It is the largest fish in the world and females are larger than males like most sharks.

Through an acrylic window, visitors get to marvel at the world's largest aquarium tank, home to thousands of luminescent underwater vertebrates like manta rays and sea turtles, plus the king of all fish: the whale shark.

Although Iceland has a wide range of delicacies like fermented shark, sheep head, whale meat and puffin, we decided to stick with a safer choice — fish!

There are large oceanic fish species here like trevally and barracuda, and you might see larger fish such as the giant grouper, bull shark and reef shark.

It's also home to 6 out of 7 of the marine turtles and many shark species, the Dugong, and a migration route for many large fish like manta, shark whales and whales.