The ten hotspots were South Japan, the Gulf of Guinea, the North Indian Ocean, Eastern South Africa, Cape Verde Islands, West Caribbean, Red Sea, Philippines, South Mascarene Islands and the Sunda Islands. Open ocean hotspots have been defined using data associated with long line fisheries.
Is the ocean a biodiversity?
The world’s oceans contain somewhere between 500,000 and 10 million marine species. bacteria, other microbes and viruses. Much of the biodiversity in the ocean, particularly in the deep sea and in the microbial ocean, is unknown, and up to 2,000 new species are described per year.
What are the 3 biodiversity hotspots?
Officially, four out of the 36 Biodiversity Hotspots in the world are present in India: the Himalayas, the Western Ghats, the Indo-Burma region and the Sundaland. To these may be added the Sundarbans and the Terrai-Duar Savannah grasslands for their unique foliage and animal species.
What is considered biodiversity hotspot?
A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened by human habitation. … Biodiversity hotspots host their diverse ecosystems on just 2.4% of the planet’s surface, however, the area defined as hotspots covers a much larger proportion of the land.
Which is not a biodiversity hotspot?
Indo-burma — it includes north eastern india. Assam and Andaman islands are exceptions. Sundalands— it includes nicobar islands.
Why is it that ocean is a biodiversity?
Why is marine biodiversity important? … One of the most important functions of marine ecosystems is the production of plant biomass from sunlight and nutrients (primary productivity), which represents the basic food source for all life in the ocean, and ultimately also for humans.
Why does biodiversity in the oceans matter?
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 are biodiversity hotspots give one example?
A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened with destruction. For example forests are considered as biodiversity hotspots.
What are biodiversity hotspots 10?
The Biodiversity Hotspot is a biogeographical area that is both a major source of biodiversity and is threatened with destruction. In general, the word biodiversity hotspot relates to 25 high biodiversity areas of the planet that have lost at least 70% of their original habitat.
Is Sundarban a biodiversity hotspot?
Sunderbans forests, locally known as Badabon, are one of the richest biodiversity hotspots in India. This UNESCO World Heritage site is known for its mangroves, coastal forests that serve as a biological buffer between the land and sea.
How many biodiversity hotspots are there?
There are 36 biodiversity hotspots on our planet, and these areas are dazzling, unique, and full of life. Plants, animals, and other living organisms that populate these places are rare and many of them are only found in these specific geographic areas.
What is environmental hotspot?
Such “hot spots” are regions of high endemism, meaning that the species found there are not found anywhere else on Earth. Ecological hot spots tend to occur in tropical environments where species richness and biodiversity are much higher than in ecosystems closer to the poles.