Q: Is there any biome in which DDT can be used that would not impactanother biome?
A: Biomes are a community of ecosystems that have similar characteristics and are well adapted to the…
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: what are the disadvanatges associated with lack of biodiversity in agricultural production
A: Biodiversity is referred to as an occurrence of different times of ecosystems, species with a whole…
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: 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: What result can a lake give which is rich in organic waste?
A: Organic waste is any material that is biodegradable and comes from a plant or an animal.…
Q: A scientist is evaluating factors that may influence productivity of algae. He conducts an…
A: The two most critical limiting factors for aquatic production are phosphate (Orthophosphates) and…
Q: What’s aquatic habitat
A: Habitat can be defined as a specific locality delimited by certain factors, physical features, and…
Q: Most of the fresh water in the world is used fora. drinking. b. supporting industry.c. irrigating…
A: Introduction: The water that has no or very little salt concentration is called freshwater. This…
Q: In facultative ponds, the role of algae is complementary to the role of bacteria because: a) both…
A: Facultative ponds are those in which a combination of anaerobic, aerobic and facultative (able to…
Q: Which of the following is a disadvantage of aquaculture expansion?
A: Aqua culture is the term used to define the growth and cultivation of fishes. Along with advantages…
Q: What is cultural eutrophication ?
A: BASIC INFORMATION BIODIVERSITY It is basically the variety of the lives present on the earth…
Q: How would turbidity affects the primary productivity of a pond?
A: Primary Productivity Is The Conversion Of The Sun's Energy By Into Organic Material. It Is…
Q: What are the traditional water harvesting system?
A: Since the planet is facing acute shortage of drinking water, Water harvesting is the need of the…
Q: The surroundings where a particular species lives is known as it O abiotic zone O habitat O…
A: A particular species lives in a comfortable area that will provide all resources needed for it to…
Q: What problems do fisheries have?
A: Fisheries refer to the complete process of raising and harvesting fish and other aquatic organisms…
Q: Explain what would happen if: There is excessive growth of algae in a waterbody.
A: Algae are significant because they are the primary producers of biomass in the aquatic ecosystems.…
Q: Where the eutrophication is often seen?
A: Eutrophication is nutrient enrichment of water body that results in increased growth of algae,…
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: importance of aquaculture in the fisheries
A: Aquaculture is the process of cultivating aquatic organisms, especially for human consumption.…
Q: primary producers in an oligotrophic lake
A: OLIGOTROPHIC LAKE- Oligotrophic lakes are those lakes with very clear water content, transparent…
Q: What
A: Introduction :- Nitrogen is the fifth most abundant element in the universe. It constitutes 78% of…
Q: What is organic waste and why is it importnant to have less organic waste
A: Humans rely on ecosystems for a variety of unseen services. An ecosystem is important because it…
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: What problems do fisheries have? Chapter 17
A: Fisheries, Fish cultivating or pisciculture includes business rearing of fish, majorly for food, in…
Q: tend to occupy the base of food webs. a. mediatrophs O b. trophytrophs С. heterotrophs O d.…
A: Option D i.e. autotrophs are the base of food web.
Q: Which type of feeder lives on or in their food source? Bulk Filter Fluid Substrate
A: Introduction : Animals may eat other animals or plants or both. Many animals also feed on dead or…
Q: What is the importance of studying Capture Fisheries subject?
A: Capture Fishries is exploitation of aquatic organisms without stocking the seed and recruitment of…
Q: Disscuss the role of fishery in enhancement of food production.
A: The fisheries basically refer to the organization that aims at raising or harvesting fish for…
Q: What are the organisms found in the desert and give their value.
A: Desert can be defined as the type of habitat which is characterized by the lack of rainfall. It is…
Q: What do you mean by water harvesting?
A: Water is an odorless, colorless substance present all over the earth. Water is made up of billions…
Q: What is eutrophication?
A: An ecosystem is defined as a biological community of interacting organisms and their physical…
Q: What does Eutrophication mean?
A: water bodies are essential part of our ecosystem . they support different life forms .
Q: What are the basic needs of aquatic biota
A: Flora and fauna on earth are present in all three different habitats, i.e. the water, land, and air.…
Q: Describe the causes and consequences ofeutrophication
A: Eutrophication is an enrichment of water by nutrient salts that causes structural changes to the…
Q: How do plankton density and other parameters affect any observed microhabitat's computed Gross…
A: Introduction Gross productivity is the overall rate of energy capture.
Q: What does the watershed management do?
A: Water is an essential natural resource for sustaining life and the environment. It is a major…
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: How do aquaculture practices affect biodiversity?
A: The term biodiversity refers to the diversity of life on earth at all levels, from genes to…
Q: For what indigenous water saving method used for?
A: Water is an essential natural resource. Its sustainable use and consumption are necessary to prevent…
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: If all of the detritus leaving the marsh is plant material, what percentage of all net primary…
A: from the data provided by J.M. Teal in 1962, the net grass produced per year was 6585 kcal/m2.yr.…
Q: Explain briefly fisheries with suitable example?
A: Fishes are the gill-bearing organisms that live in water. Fishes also do not have limbs and digits.…
Q: Which organisms are known as the chief producers in the oceans?
A: Biodiversity: It is variability and varieties of life on earth. It is a measure of variation at…
Q: Why do producers use floating feed?
A: Producers prefer floating feed because of management values. They can not only just observe fish…
Q: Which organisms are the chief producers in oceans ?
A: PRODUCERS Those that are capable of manufacturing their own food through photosynthesis are referred…
What ae management of fisheries?
Step by step
Solved in 4 steps
- What percentage of the worldwide fisheries stocks are now depleted or overfished?Explain briefly fisheries with suitable example?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 subsectors of the fisheries and aquaculture sector? Select two or more: Industrial fisheries Aquaculture Inland capture fisheries Marine capture fisheries Artisanal fisherieswhy is it important for commercial fishermen to have special fishing license and be limited to fishing during only certain seasonsDisscuss the role of fishery in enhancement of food production.