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Hagfish are cartilaginous, meaning their skeletons are made from cartilage.
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what the person just wrote is wrong. Hagfish are neither cartilaginous or bony fish. Although they have cartilage in their bodies, they belong to a third category called Jawless fish. Jawless, cartilaginous, and bony are the 3 types of fish.
What else can I help you with?
What are the differences between jaw less fish and cartilaginous fish?
Jawless fish and cartilaginous fish have cartilaginous skeletons, and bony fish have skeletons made from bone. Cartilaginous fish and bony fish both have jaws, paired appendages, and whole vertebrae, and jawless fish lack jaws, paired appendages, and often are without whole vertebrae. Cartilaginous fish can have scales or be naked, jawless fish are naked, and bony fish have scales. Bony fish have swim bladders, and cartilaginous fish do not. Jawless fish, cartilaginous fish, and bony fish all have fins, gills, and dorsal nerve cords that lead to a distinct brain. They all also have postanal tails and notochords.
Give you some example of jawless fish?
Most fish are not jawless. There is a small group of very primitive fish called Jawless fish (Agnatha). However, they make up a very small proportion (<1%) of the fish species on earth. Jawless fish are things like lamprey and hagfish. All other fish, like trout, salmon, tuna, sharks, rays, cichlids, goldfish, etc, etc, have jaws. See the related link for more information on the primitive jawless fish.
An example of a cartilaginous fish?
Cartilaginous fish such as sharks, skates, and rays are vertebrates, whose internal skeleton is made entirely of cartilage and contains no ossified bone. Cartilaginous fish are also known as Chondrichthyes and have one or two dorsal fins, a caudal fin, an anal fin, and ventral fins which are supported by girdles of the internal skeleton.
What is a hagfish?
A hagfish is a jawless marine fish that belongs to the class Myxini. They are known for their slimy and scaleless bodies and are typically found in deep ocean waters. Hagfish are considered primitive fish and are known for their unique feeding habits where they use a slime-producing gland to defend themselves and to escape predators.
Cartilaginous fish conduct what?
internal fertalization
How many phyla of fish are there?
Fish are general classified into one phylum which is known as chordata. There some fish like the hagfish that are not able to fit into this phyla properly.
What are the differences between jaw less fish and cartilaginous fish?
Jawless fish and cartilaginous fish have cartilaginous skeletons, and bony fish have skeletons made from bone. Cartilaginous fish and bony fish both have jaws, paired appendages, and whole vertebrae, and jawless fish lack jaws, paired appendages, and often are without whole vertebrae. Cartilaginous fish can have scales or be naked, jawless fish are naked, and bony fish have scales. Bony fish have swim bladders, and cartilaginous fish do not. Jawless fish, cartilaginous fish, and bony fish all have fins, gills, and dorsal nerve cords that lead to a distinct brain. They all also have postanal tails and notochords.
Does the penguin eat other than fish?
Technically, all fish that are not cartilaginous (sharks and rays) or jawless (lampreys, hagfish, etc) are considered bony fish. Thus, all of the fish that penguins eat are considered bony fish.
Is a tuna fish cartilaginous fish?
no. cartilaginous fishes are sharks and rays.
Is a Hagfish a fish?
No, they are jawless fish.
What names of the fish does the hagfish eat?
hagfish eat dead fish, including whale carcasses
Do cartilaginous fish have operculum?
Jawless fish are cartilaginous, but they do not have jaws. Class Chondrichthyes, which contains most cartilaginous fish, like sharks, have powerful jaws.
What is an example of an jaw less fish?
Hagfish and lampreys.
Which fish can stay underwater the longest cartilaginous or bony fish?
it is the cartilaginous fish.s
Are skates cartilaginous fish or bony fish?
Similar to Stingrays, skates are cartilaginous.
Are hagfish bony or cartilaginous?
Sea lampreys are jawless fish and, like all fish, they are vertebrates because they have a spine and spinal cord, and an internal skeleton. They belong to the Phylum Chordata. Mammals, birds, fish, reptiles and amphibians are all vertebrates.
What are the chacteristics of Jawless Fish?
Jawless fish, like lampreys and hagfish, do not have jaws, nor do they have scales, paired appendages, or whole vertebrae. They have cartilaginous skeletons, meaning their endoskeletons are made up of cartilage, and they have a dorsal nerve cord that leads to a distinct brain.
