Q: Review the state of ocean fisheries and identify reasons for their decline
A: ANSWER: State of ocean fisheries: Ocean fisheries, which includes the development of aquaculture and…
Q: You now have an estimate of the algal biomass in the pool. Remember that your goal is to determine…
A: In food chain, producer organisms are those that synthesize food on their own. For example, plants…
Q: How did past and present public opinion affect the Fishery Conservation and Management Act of 1976?
A: The Fishery Conservation and Management Act of 1976 is the primary law that governs the marine…
Q: To protect oligotrophic lakes from eutrophication, it is important to
A: Oligotrophic lakes have the lowest nutrient content with a high concentration of oxygen which makes…
Q: How has the production of aquaculture compared to wild fisheries changed since 1950
A: Aquaculture is like farming in water. It is breeding, raising and harvesting fish and other aquatic…
Q: Discuss the role of fishery in enhancement of food production.
A: Fishery is an industry which deals with catching, processing, and marketing of fishes and other…
Q: Currently, the number one cause of biodiversity loss is ______________.
A: Biodiversity can be defined as the variability of the living forms such as plants, animals,…
Q: Two species of sea urchins live practically side by side on sandy bottoms. The two species appear to…
A: The smallest and fundamental taxonomic unit is species. A species includes individuals that have…
Q: If biologists determine that this country’s sustained yield of fish is 17 million metric tons per…
A: Biocapacity is the capacity of the ecosystem to regenerate what people demand from those surfaces.
Q: Why does deforestation of a watershed increase the concentration of nitrates in streams draining the…
A: Watershed is accumulation of water on land, which is collected from rains, snow etc and drain all…
Q: The biggest threat to marine systems is climate change. True False
A: The marine system includes an aquatic environment that contains a higher concentration of salt…
Q: Discuss the role of water as a major determinant for fish farming.
A: Fish farming is a very precious cultivation. It makes a healthy profits if it done by scientific…
Q: Why is shark finning used in shark fin soup can lead to the destruction of the coral reef system?
A: Shark finning is the act of removing fins from sharks and discarding the rest of the shark back into…
Q: What happened to the Chesapeake Bay ecosystem once oysters were overharvested?
A: Chesapeake Bay is an largest ecosystem present in United States. Oyster and crabs were a major…
Q: Explain how industrialization affects the water quality of lakes and reservoir
A: The industrial setup creates a huge source of water pollution as it creates pollutants that are…
Q: Which type of organisms occupy more than one trophic level in a pond ecosystem?
A: An ecosystem is a community of living organisms in conjunction with the nonliving components of…
Q: Suggest two reasons why the sustainable management of fishery resources is more of a challenge than…
A: Sustainable development is a means of achieving human goals without any pressure on the natural…
Q: Why do eels, bullfrogs, and alligators hold potential as aquaculture species?
A: Aquaculture is the farming of aquatic organisms in artificial tanks ,ponds, natural backwater in…
Q: What problems do fisheries have?
A: Fisheries refer to the complete process of raising and harvesting fish and other aquatic organisms…
Q: The partial food web shown below is found in an aquatic environment. This type of environment has…
A: For life, all living organisms (plants and animals) must consume some kind of food. Photosynthesis…
Q: How does the Coriolis “Force” affect ocean productivity? How does it affect the world’s major…
A: Coriolis force or Coriolis effect is the deflection of wind towards the right in the Northern…
Q: Chemoautotrophic bacteria and archaea are the main primary producers for food webs______ . a. in…
A: Chemoautotrophs are the types of organisms that oxidize inorganic compounds to derive energy instead…
Q: What are three regulations or economic incentives that could foster sustainable marine fisheries?
A: The sustainable marine fishing implies to leave sufficient fish in the ocean and to ensure…
Q: primary producers in an oligotrophic lake
A: OLIGOTROPHIC LAKE- Oligotrophic lakes are those lakes with very clear water content, transparent…
Q: dredging
A: Dredging impacts marine organisms negatively through entrainment, habitat degradation, noise,…
Q: Where does the economically optimal level of harvest in a fishery occur?
A: In population ecology, optimum sustainable yield level is defined as the level are which the effort…
Q: In ponds where there are viable fish and plant populations, algae are seldom seen. Explain why this…
A: A pond is the best example of a freshwater ecosystem, which shows the complex interaction between…
Q: How catch qouta, closed season, registration of fishing gear and boats to control fishing are…
A: Natural resources conservation refers to the management of the natural resources which exist in…
Q: What is meant by an ecosystem approach to fisheries management?
A: Answer: ECOSYSTEM : It is the surrounding or particular area which includes biotic and abiotic…
Q: Mention the major causes for loss of biodiversity?
A: Biodiversity is the variability among living organisms from all sources. It includes marine,…
Q: To protect oligotrophic lakes from eutrophication , it is important to_
A: Introduction: Eutrophication is the natural aging of lake by nutrient enrichment of its water. It is…
Q: The main source of food in muddy-bottom intertidal communities is plankton
A: Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: Why are estuaries irreplaceable?
A: An estuary is a partially enclosed, coastal water body where freshwater from rivers and streams…
Q: 1) Describe some of the specific forest management techniques/strategies that are being currently…
A: Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: Explain how algae blooms act as water pollution and how humans contribute to the problem.
A: An algal blossom is a quick increment or aggregation in the number of inhabitants in green growth in…
Q: 6- If algae was removed from this ecosystem as a result of human activities, which organism(s) be…
A: 6. May be all the animals will get affected. 7.According to the Ecological tithe law, if the Killer…
Q: Describe the causes and consequences ofeutrophication
A: Eutrophication is an enrichment of water by nutrient salts that causes structural changes to the…
Q: What are the major advances in fisheries in science and technology
A: Answer: It is also probable that technological know - how and era (science & technology)…
Q: can you help alleviate the problem of biodiversity loss in your own
A: Biodiversity is the variety of many different kinds of plants & animals in an ecosystem; this…
Q: What ae management of fisheries?
A: The rearing of fishes known as Pisciculture, it is done to obtain the maximum yield of fish, and to…
Q: Below is a list of the 9 organisms for this case study. Which of these organisms compete for space…
A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…
Q: What is the effect of fishing on the ecosystem?
A: Fishing is legally described as the practice of capturing wild fish or even other aquatic creatures…
Q: why is it important for commercial fishermen to have special fishing license and be limited to…
A: Commercial fishing is defined as the process of catching fish as well as other sea-foods for…
Q: Eutrophication excessive richness of nutrients in a lake or other body of water, frequently due to…
A: True
Q: ____________________ are environments which are at least intermittently inundated with water, are…
A: Different environments or ecosystems are present that perform different functions. Different…
Explain the current problem known as the "Global Fisheries Crisis". What percentage of global fisheries are overexploited today?
Step by step
Solved in 3 steps
- What percentage of the worldwide fisheries stocks are now depleted or overfished?What are three regulations or economic incentives that could foster sustainable marine fisheries?Why is the Atlantic cod listed as "Vulnerable" on the IUCN Red List of Threatened Species, but only as a " Species of Concern" in the NOAA Fisheries Directory? Fully cite all resources used
- Describe an example of how overfishing can lead to ecological damage and fishery collapse.Which of the following is not part of the attempt to address overfishing by the Magnuson-Stevens Fishery Conservation and Management Reauthorization Act? a) Establishing quotas for fishing b) Research on marine environments c) Compensation for sustainable fishing practices d) Setting aside 200 nautical miles of the U.S. coastWhat are the reasons fishing is so bad for the reef and any measures taken to reduce the impact of fishing?
- What regulations could be put in place to support the management of sustainable fisheries? Discuss aquaculture's benefits and drawbacks as well. What are some strategies for environmentally sustainable aquaculture?What are the potential ecological consequences of introducing a non-native aquatic species into an established freshwater ecosystem?which of the following statements about algal bloom and eutrophication is true? 1. Eutrophication is typically caused by the removal of nitrogen and/or phosphorus 2. algal blooms cannot produce toxic substances that threaten drinking water 3. when algae in an algal bloom die, decomposition produces excess oxygen, which can kill fish 4. algae populations grow when limiting nutrients become more available
- Suggest two reasons why the sustainable management of fishery resources is more of a challenge than the management of either agricultural or forestry resources.d) Provide a brief overview of Environmental Concerns, Impacts, and Sustainability of Coastal Fishing e) Provide insight into Indeginous perspectives, collaborations, oppositions, and impacts of colonial Canada's use of this Coastal Fishingwhy is it important for commercial fishermen to have special fishing license and be limited to fishing during only certain seasons