Quick Answer: Why is species biodiversity decreasing in the Mediterranean basin?

What are the main threats to Mediterranean species? … Pollution, droughts, alien invasive species and overexploitation (over-fishing, -hunting and -harvesting) are also important factors for the decline of Mediterranean biodiversity.

What are some threats to the Mediterranean basin?

Habitat loss and degradation, compounded by overfishing, pollution, climate change, eutrophication, and invasion by alien species, pose the biggest threats to life in the Mediterranean. Human activity in and around the sea threatens marine life in the Mediterranean more than any other of the oceans and seas surveyed.

What is happening negatively in the Mediterranean sea?

Another indication of negative environmental effects on the Mediterranean Sea is the acidification of the water, which has been detectable in the past few years. Overfishing and pollution in the Mediterranean Sea are also significant problems for both sea life and the humans who rely on fishing for food.

How is the Mediterranean basin endangered?

Large areas of freshwater habitats have been lost, degraded or fragmented, with a significant impact on biodiversity. Thirty-two percent of freshwater fishes in the Mediterranean Basin are threatened by dam construction.

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Why is the Mediterranean basin so diverse?

This region is a major hot spot of biodiversity, with unique spatial patterns shaped by a complex climatic and geological history, in addition to biotic interactions, habitat heterogeneity, islands isolation, and anthropogenic pressure.

Why is Madagascar a biodiversity hotspot?

While our planet is a wonderland of wildlands, there are few places as spectacular as Madagascar, a Biodiversity Hotspot. … Madagascar is home to thousands of endemic plants and animals found nowhere else on the planet that have evolved over the 90 million years that it has been secluded from the rest of the world.

How many endemic species are in the Mediterranean basin?

Fish diversity is relatively high in the Mediterranean Basin compared to the other MTEs, with 216 species. This group includes 63 endemic species, six endemic genera, and one endemic family.

How does the Mediterranean sea spread diversity?

The Mediterranean Sea is a marine biodiversity hot spot. … In addition, the invasion of alien species is a crucial factor that will continue to change the biodiversity of the Mediterranean, mainly in its eastern basin that can spread rapidly northwards and westwards due to the warming of the Mediterranean Sea.

What type of ecosystem is the Mediterranean sea?

The Mediterranean Large Marine Ecosystem (Med-LME) is a heterogeneous system that, despite its oligotrophic nature, has high diversity of marine species and high rate of endemism, making it one of the world hotspots for marine biodiversity.

What makes Mediterranean unique?

It has specific regional features: a climate of hot dry summers and humid, cool winters and a generally hilly landscape. The Mediterranean has not only a very rich biodiversity but also a large number of species that do not exist anywhere else.

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How can we protect the Mediterranean?

1. Expand the coverage of MPAs and OECMs to cover 30% of the Mediterranean Sea. 2. Protect hotspots of marine biodiversity to increase future fishing catches in the overfished areas of the Mediterranena Sea and secure seafood and livelihoods for future generations.

What are the biodiversity hotspots in the world?

Biodiversity Hotspots of the World

  • Eastern Afro-Montane.
  • The Guinean forests of Western Africa.
  • Horn of Africa.
  • Madagascar and the Indian Ocean Islands.
  • Maputoland, Podoland, Albany hotspot.
  • Succulent Karou.
  • East Malanesian islands.
  • South Africa’s Cape floristic hotspot.

What lives in the Mediterranean basin?

Animals in the Mediterranean Sea

  • Loggerhead Turtles. The carnivorous loggerhead turtle is the Mediterranean’s most common turtle. …
  • Sharks and Rays. Several types of sharks and rays are found in the Mediterranean. …
  • Mediterranean Monk Seal. …
  • Whales and Dolphins. …
  • Marine Fish. …
  • Pufferfish.

Is the Mediterranean high biodiversity?

The Mediterranean Basin is thus considered a biodiversity “hot spot” (Médail & Quézel, 1997). The forest biodiversity of the Mediterranean Basin is also very high. More than 100 tree species can be found on a surface that represents only 1.8% of forests worldwide.

What is the meaning of Mediterranean in geography?

proper noun. The Mediterranean is the sea between southern Europe and North Africa. 2. proper noun. The Mediterranean refers to the southern part of Europe, which is next to the Mediterranean Sea.

Why does the Mediterranean have rocky beaches?

Abstract: Rock coasts and shore platforms are conspicuous landforms along the Mediterranean and Black Sea (MBS) coasts. These coasts have been fashioned by changes in sea level because of vertical movements of the land and variations in eustatic and isostatic sea-level.

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