Spiny Dogfish (Squalus acanthias) are found in the western North Atlantic from Greenland to Argentina. However the most common Spiny Dogfish we can find from Nova Scotia to Cape Hatteras. We can also find them in the eastern Atlantic from Iceland and the northern Russian coast to South Africa. It also includes the Mediterranean and Black Seas. Many scientists say that Spiny Dogfishes are coming from Sharks. They are the shark relatives. In summer‚ dogfish migrate northward to the Gulf of Maine Georges
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Dog Fish Shark Dogfish sharks are the second largest sharks‚ there body shape is rounded. Dogfish sharks have a variety of different parts. Smell‚ taste‚ hearing‚ sight‚ touch‚ and electroreception are six sensory systems that sharks use. All of there senses allow them to explore the environment and survive. There senses help them locate prey‚ avoid danger‚ and also find mates. Sharks nostrils or nares are under the edge of there snout. There nares are separate from there mouth and throat‚ they
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Week 10 – Vertebrates Today • This week we cover the spiny dogfish. • For this week‚ read pages 27‚ 35-38‚ 45-50 in laboratory manual. • It’s best to include the pages from the manual next to your answers to make it easier to go back and find the info later when studying. Objectives 1. What type of animal is the spiny dogfish? 2. What does the term “spiny” indicate about the spiny dogfish? 3. A. Are sharks members of the group Chordata? B. Why
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The Spiny Dogfish Shark Lab Report. BY: Jeremy Cotto Purpose We did this lab to further our understanding of Spiny dogfish shark anatomy and make the class more entertaining. People dissect organisms to find reasons for how they are able to do certain things. For example‚ the shark can chew through a great variation of things‚ because it has razor sharp teeth. I attempted to see what organ was connected to what and learn how squid differ from the human organ structure. I ’ve learned that the structure
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ANATOMY OF THE DOGFISH SHARK External Morphology Date: August 28‚ 2014 Rating: INTRODUCTION Can you imagine how and what it could be like when an organism does not have a specified structure and surface? Plants have cell walls; even amoebae have plasma membranes that wall off the protoplasm from the water surrounding it. In humans‚ perhaps‚ no other organ receives so much attention both from its owner and the eyes of the others. The skin is always the first line of defense against the
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Dogfish Shark Dissection Lab Dogfish Shark Dissection Lab By: Vanessa Osorio Period 1 Objective: To study the anatomy of a dogfish shark Materials: * Preserved Shark * Surgical Scissors * Scalpel * Newspaper * Gloves * Goggles * Apron Procedure: 1. Lay newspapers all over lab table to keep mess to a minimum. 2. Lay the preserved shark on the newspapers. 3. Identify external parts and features. Examples: lateral line‚ snout‚ dorsal fin‚ gills‚ etc.
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beautiful seas. So why wouldn’t we want to fight to save it? After all the sea contains all our living creatures‚ those that survive in water. We’ll lose our queen conch‚ groupers and spiny lobsters which will affect our agriculture and marine industries. We wouldn’t be able to export and make profits from our spiny lobsters etc. We also wouldn’t be able to eat seafood which is where our Bahamian dishes mainly come from.
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--------------------------------------------------------------------------- --GENERALIZED VERTEBRATE MUSCULATURE AS EXEMPLFIED BY THE DOGFISH The musculature of the dogfish is considered under the heads of somatic‚ fin‚ branchial and hypocranchial musculature. I.PARIETAL or SOMATIC MUSCLES The Parietal muscles which completely covers the whole body of dogfish consists of: 1. Myotomes - zigzag series which is separated from one another by: 2. Myosepta - white connective partitions 3. Lateral
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Honesty is perhaps one of the greatest morals that one can possess. A moral is something that we look at to remind ourselves of what is right and what is wrong. Throughout our history there have been many stories and myths that are based off of this idea. One story‚ made even more popular by its Disney remake‚ is Pinocchio. Once upon a time‚ there lived an old man. His name was Geppetto. He was a sad‚ lonely old man whose only real desire was to have a son. In this story‚ Geppetto creates a wooden
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The Pinocchio by Carlo Collodi is an adventurous story about a naughty wooden puppet who wanted to be a real boy and how he became more and more wise throughout his adventures. Mr. Cherry‚ who is a carpenter‚ found a piece of wood that laughed and cried like a child. Since he can’t control this naughty wood he gives the piece of wood to his friend Geppetto who plans to make a marvelous puppet that can dance‚ fence and turn somersaults in the air. Geppetto goes home and makes his puppet. He
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