Why is aquatic biodiversity important?
Healthy marine ecosystems are important for society since they provide services including food security, feed for livestock , raw materials for medicines, building materials from coral rock and sand, and natural defenses against hazards such as coastal erosion and inundation.
What is aquatic biodiversity and why is it important?
Aquatic biodiversity is important because it helps keep our aquatic ecosystems stable, which we rely on for clean water, air and food.
How can we help to sustain aquatic biodiversity?
Several ways to protect and sustain marine biodiversity: – Protect endangered and threatened aquatic species. – Establish protected marine sanctuaries. – Protect whole marine ecosystems within a global network of fully protected marine reserves.
Which is the important aquatic life?
Oceans are an important source of food. They host 80 percent of the planet’s biodiversity, and are the largest ecosystem on Earth. Fish provide 20 percent of animal protein to about 3 billion people.
Why is the Aqua diversity being extinct?
Aquatic biodiversity in both freshwater and marine environments are under continuous decline because of overexploitation of species, introduced exotic plant or animal, pollution sources from cities, industries and agricultural zones, loss and changes in ecological niche.
What is aquatic biodiversity and what is its economic and ecological importance?
Aquatic biodiversity refers to the composition of plants and animals in the fresh and salt waters of the planet. The economic importance of aquatic diversity lies in the conservative estimate of the value of their ecological services, which is $21 trillion a year.
What are some ways to help sustain river systems?
Protect the watershed from pollutants and to much nutrients, taking down dams and restoring river flow, and providing incentives. Describe invasions of the U. S. Great Lakes by nonnative species.
How should we manage and sustain marine fisheries?
Sustaining marine fisheries will require improved monitoring of fish and shellfish populations, cooperative fisheries management among communities and nations, reduction of fishing subsidies, and careful consumer choices in seafood markets.
Why are fish important to the ocean?
Fish play a far more important role as contributors of nutrients to marine ecosystems than previously thought. … Through excretion, they recycle the nutrients they take in, providing the fertilizer sea grass and algae need to grow.