Fish Species essay topics
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Fins Coelacanths
1,066 wordsThe coelacanth is an amazing creature full of mystery and exciting discoveries. It was once thought to be extinct for more than 360 million years ago until one was caught in 1938. Its scientific name is Latimeria ch alumnae. An adult coelacanth can grow at least to 180 cm in length and weigh 98 kg and each fish has a distinctive pattern of pinkish white blotches that enables scientists to separate one individual from another. The coelacanth has several very recognizable anatomical features. The ...
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Worm's Body
2,910 wordsFlatworms belong to the phylum Platyhelminthes. They have the simplest body plan of all bilaterally symmetrical animals. They are called flatworms because their bodies are compressed. The mouth is the only opening into the digestive cavity the flatworms have. Food is taken in through this hole and wastes are discharged also through this hole. Flatworms have a well-defined nervous, muscular, excretory, and reproductive system. The flatworm distributes the food it digests through a digestive tube ...
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New Species Introduction
681 wordsThe Effects of Foreign Species Introduction On An Ecosystem The effects of foreign species introduction into an ecosystem are very profound. From small microorganisms to species of large mammals, many foreign species introduction's occur every day. New implications of their introduction are found just as often. When a foreign species is introduced into an ecosystem, often the ecosystem contains no natural predators for the new species. This lack of predators sometimes leads to; in conjunction wi...
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Live Reef Food Fish Trade
1,031 wordsThe Humphead Wrasse, Cheilinus undulates The Humphead wrasse, Cheilinus undulates, is the largest member of the family Labridae and widely distributed across the reefs of the Indo-Pacific. It is found from the Red Sea and African coast, across the Indian Ocean and much of the Pacific, north to southern Japan and the coast of southern China, and south to New Caledonia. In English it is mostly commonly referred to as the Humphead, Maori or Napoleon wrasse. Fishery management The species has a high...
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Biomonitoring Of Coral Reef Health
2,033 wordsBiomonitoring of coral reef health using Butterflyfishes (Family: Chaetodontidae) THE INDICATOR HYPOTHESIS "Coral feeding Butterflyfishes respond to declines in coral quality or abundance by behavioral and spatial adjustments that can be easily and rapidly observed". (Crosby & Reese 1996) Introduction A fundamental question that one asks when using Chaetodontidae, or for thatreason any species as biomonitors is: why use an organism whensophisticated machines are available to detect very small qu...
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Fish Spawns In Pairs
1,168 wordsAs a by standee over viewing the preparation and or the act of courtship in the coral reef fishes, one may think they have taken leave of their senses. The bicolor damselfish tends to quiver while performing a headstand. Blue pullers engage in a series of high-speed jumps. Lyretailfish swim in jerky zigzag patters. Frill fish goby undulates frantically against the sand. The Sergeant major rubs its body hard against the side of a rock or coral cavity and nips at these surfaces. (P 92) These are m...
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Example Of A Keystone Species
1,680 wordsHabitat Destruction Overview In this new age of technology and advances in every possible field of study, many people forget about the environment. Some will just throw their trash all over the place with no concern for the possible consequences. Of course, there are many consequences, but only one comes to my mind. That is the demolition of species' homes or habitat destruction. Habitat destruction or habitat loss is the altering or elimination of the conditions that plants and animals need to ...
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Catches Of Other Commercial Fish In Addition
2,644 wordsFishing COMMERCIAL FISHING Commercial fishing is a worldwide enterprise that involves the capture of marine and freshwater fish and shellfish and their preparation for market. Fishing equipment ranges from small boats whose nets are cast and hauled in by hand to factory ships equipped with the most advanced technologies for finding, harvesting, and preparing huge amounts of fish. These large catches are very costly, however, not only in the price of their equipment and fuel, but also in the depl...
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Ban On The Use Of Gill Nets
2,011 wordsIn July of 1995, Florida put into effect a new law banning the use of gill nets in all inshore water of Florida. The law contained two significant provisions: 1) some non-gill nets would be allowed, but maximum size would now be limited to 500 square feet; and 2) unemployment compensation would be available to affected netters through a 20 million dollar fund set aside to purchase the nets that would be made obsolete (Stearns, par. 5). This ban on nets has led to a dramatic comeback for a variet...
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Pure Rio Grande Cutthroat Trout
2,486 wordsWill Our State Fish Survive? By: Roger Bishop Presented To: Amy Jo ScocaEnglish 111 G 30-April-01 Bishop 1 The Rio Grande cutthroat trout, the state fish of New Mexico, is a threatened species that needs more attention from the citizens and politicians of New Mexico if we want to see it survive and flourish in its natural environment. The Rio Grande cutthroat was placed on the U.S. Government Federal list of threatened species in 1973, but was never listed on the endangered species list (America...
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Species The Seahorse
711 wordsThe seahorse is a vertebrate fish and is a close relative of the pipe fish. Its Genus is Hippocampus. There are about 40 different species, including, Hippocampus fuscous (the black seahorse) and Hippocampus k uda (Oceanic seahorse, Kellogg's seahorse, Common seahorse or Yellow seahorse). Depending on species the seahorse can range in length from 5 cm to 36 cm tall and live up to 4 years old. They also have an extremely wide range of colors some of these include, white, yellow, red, brown, black...
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Depleting Fish Populations
631 wordsMost people are familiar with the problems of the blue whale, efforts to save endangered sea turtles, and the many tragic tales of dolphins dying in tuna nets. Many people do not realize the extreme danger that tuna and many other fish face. There is an alarming decline in fish populations, and this poses a dangerous threat to life in the ocean. If fish decline, so does the sea, into and unstable environment. Conservation measures, and public support for them are badly needed. For decades man ha...
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Their Hands In The Piranha Tank
651 wordsPIRANHA Did you know that there are at least twenty-five different kinds of piranhas Most have deep flat bodies, range in color from olive green to blue black, and have red orange bellies. The most dangerous of the species have large very sharp teeth, the upper and lower set which fit perfectly together. These remarkable fishes have other characteristics which enhance their biting ability. Their lower jaws are sturdy and they swing shut at an angle that gives maximum leverage. Their deep flat bo...
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Eggs Of Many Different Species Of Fish
555 wordsThe Round Goby As if there werent enough problems for scientists trying to save the Great Lakes Eco System. Many non-native species have entered the eco system and many of them are harmful. Every species in itself has played a role in the eco system. These non-native species make it increasingly difficult for the Great Lakes Eco System to be regulated. One species in particular, the Round Goby (Neogobious Melanostomus), is particularly harmful. This is a freshwater fish that originated from the ...
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Most Common Harmful Algal Bloom Species
2,571 wordsThroughout the world's coastal oceans, observations of harmful algal blooms, referred to as red tides in older literature, are being reported with increasing frequency. Often, these events are accompanied by severe impacts to coastal resources, local economies, and public health. Harmful algal blooms - accumulation of microscopic species of algae or larger, multi-cellular species - appear to be more disturbing than ever before, and may be increasing over time. Some species persist in the same ge...
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Known As The Red Belly Piranha
2,252 words2003-04 A project on: The Red Piranha's (serrasalmus nattereri) Prepared By: Raghavendra Agrawal IX A Index. Introduction. Piranha the species. Ruthless Killers. Physical Characteristics. External Anatomy of a Red Piranha. Habitat. Fishing a Piranha. Reproduction. Piranha Breeding. Nature of Piranhas Introduction The Red Piranha, also known as the Red Belly Piranha, is one of the most widely known fish in the world. It is known to be fearsome and aggressive, with razor sharp teeth. This fearsome...
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