this time a behavior budget was developed for activity observed in Crystal Cove while sightings of dolphins by the public in Newport Harbor were catalogued. Data was collected through onsite observations by 2 or more observers at a time. A Dorsal fin ID method was also used to determine individual dolphins that may be using the area more frequently than others. A total of 38 dolphins were observed from the Research cottage at Crystal Cove where the majority of activity consisted of unidirectional
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Executive summary: Whale fishing‚ also known as whaling‚ is a traditional fishing activity which existing thousands of years in the world. Fisherman fishing whales‚ sell of whale meat and oil to make money. With the development of modern fishing technology‚ industrial fishing gradually replaces a large number of private fishing activities‚ which made whaling easier and more efficient. Greenpeace International’s data showed “Commercial whaling during the last century decimated most of the world’s
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North Atlantic right whale. Fewer than 350 animals. Given such a small gene pool‚ scientists fear for its survival. One possible solution may be to reinvigorate the northern whale’s genes with those of its more successful southern counterpart off South Africa. Recent reports of pregnant North Atlantic right whales killed by ship strikes off the north-eastern seaboard of the US do not augur well for the species. Fewer than 350 animals Western Pacific grey whale. The most endangered of all great
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common called minnows or craps family. The minnow’s family has about 3032 species and 371 genera. Some of the key characteristics to define this family are toothless jaws‚ teeth in throat only‚ cycloid scales‚ single soft-rayed dorsal fin and a pair of abdominal pelvic fins. They also have large eye‚ scaleless head and body with conspicuous scales. The mouth is usually small and pointing forwards or downwards. Minnow’s family is diverse family includes goldfish‚ shiners‚ and carps. It ranges from small
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is also white‚ though both sides of the fluke are black. The two white patches that make up the hourglass shape are often connected by points or at least a thin white line‚ though in some individuals the two white patches do not touch. The dorsal fin is easily notable and concave‚ though in some individuals it becomes sharply hooked backwards. Pectoral flippers may also have a definite "elbow" and curve back sharply on their leading edge. Diet & Behaviour: Stomach contents of stranded hourglass
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manta ray can grow to a size of 7m (23ft) and weigh up to 3‚600 pounds. It has 18 rows of teeth on their lower jaw. Their eyes are on the side of their head and they have a long whip-like tail. They have very long flattened and triangular pectoral fins on both sides of its body. A manta’s cephalic lobe is short‚ stubby and round. A devil ray can grow up to 5.2m (17ft) and weigh
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of them. Minke whales are the most hunted whale of them all and there species is at a rapid decline the Japanese whaling quota this year was to kill 935 Minke whales. In Japans 2011-2012 whaling campaign they wanted to kill at least 50 fin whales. Even though Fin whales are endangered! Another reason why commercial whaling needs to be stopped is how the hunters kill the whales. In the Faeroe Islands whalers drive boats to drive the whales into shallow water. Then the whalers on the beach charge
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and knowledge about fishes. There are 3 types of slow moving fish that live in a reef environment. The first type of slow moving fish is sea-dragon fish. The sea dragons are small and strictly when they find food to eat. The sea dragon doesn’t have fins like other fish to swim‚ so they follow the current movement to travel from one place to another place. The sea dragon have a distinctive way when they come to reproduce because the male usually fertilize the eggs that the female lay on the male pouch
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Why whale hunting should be banned. Whale hunting or whaling is hunting whales for commercial use‚ to get oil‚ food‚ or be used for scientific studies. Whaling has been going on for thousands of years‚ originally whales where killed for food but more recently they have been hunted for more industrial purposes like the liver for oil or using whale teeth for buttons and jewellery. Whale oil is even can even be used for alcohol‚ soap and even lipstick. After World War 2‚ Japan had a shortage of food
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wild is about 1 to 5 years and they range from size 0.6 in to 14 in. Seahorses are very slow‚ they have a top speed of about 5 feet per hour (3). Seahorses are found in shallow areas‚ near the coral reefs‚ seagrass beds etc. They swim by using small fins on their back and behind their heads. Seahorses are the only species on earth where the male gives birth (3). Although‚ they don’t physically look like a fish they share some characteristics with them. These characteristics can be found in the following
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