According to the U.S. Government Bureau of Labor Statistics, in 2012 the median salary for a veterinarian is $43.32 per hour. Prices range from $22.92- $68.71 per hour accordi â¦ ng to where you practice. On an annul basis, the average veterinarian makes $90,110 per year.ow much money a veterinarian can earn in Scotland depends on their  level of experience and qualifications. A newly qualified vet can  earn 21,800 GBP while a more senior v â¦ et can earn in excess of  53,000 GBP per year.
Bony fish (Osteichthyes) are distinguished from other fish species that have a cartilaginous skeleton (Chondrichthyesâsharks, rays and chimaeras, for example) by the presence of true boneâa mixture of calcium phosphates and carbonatesâin their skeletons.
Skates and Rays. Cartilaginous fish (scientific name Chondrichthyes) have a skeleton made from cartilage instead of bone. Cartilage is tough and flexible and provides enough structural support to allow these fish to grow to very large sizes. Cartilaginous fish include sharks, rays, skates and chimaeras.There are approximately 600 different species of rays and skates and about 500 shark species. Rays and skates live in oceans throughout the world. Most rays and skates live on the bottom of the ocean while some live in open water.Some rays also live in freshwater. The manta ray (Manta birostris) feeds on plankton and small fish is the largest ray reaching up to 9 metres in width and can weigh several tonnes.artilage is tough and flexible and provides enough structural support to allow these fish to grow to very large sizes. Cartilaginous fish include sharks, rays, skates and chimaeras. There are approximately 600 different species of rays and skates and about 500 shark species.