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What are the causes of coral reefs destruction?
The causes of the destruction of coral reefs are: Sedimentation _construction along coast, logging and farming along coastal river can all lead to erosion. As a result, particles end up in the ocean and cover coral reefs. This deprives the corals of the light it needs to survive. Tourism_ construction of hotels, collection of coral souvenirs from the reef and the activities of snorkellors, divers and boats all have a negative impact. If sand is kicked up, corals may eventually die due to suffocation. Sewage pollution-sewage run-off from hotels cause serious damage to coral reefs because it stimulates the growth algae. Algae use up the oxygen in the water and block up the sunlight which corals need to grow and survive. Blast fishing-the practice of using explosives to kill schools of fish for easy collection. The explosives often destroy the underline habitats such as coral reefs. I HOPE I HELPED ANSWER YOUR QUESTION SOME WAY OR THE OTHER.
What is coral reef decay?
Coral reef decay refers to the degradation and decline of coral reefs due to various factors such as pollution, overfishing, coral bleaching, and ocean acidification. This can lead to a loss of biodiversity, disruption of ecosystem services, and negative impacts on communities that rely on coral reefs for food and income. Conservation efforts are essential to protect and restore coral reefs.
How cyanide fishing affects coral reefs?
Cyanide fishing involves the use of cyanide chemicals to stun fish for easy capture, which has devastating effects on coral reefs. The toxic substance not only kills the targeted fish but also damages the coral structures by disrupting the symbiotic relationships between corals and their algae, leading to coral bleaching. This practice depletes fish populations and disrupts the ecological balance, ultimately harming the overall health and biodiversity of the reef ecosystem. Additionally, the long-term impacts can lead to decreased resilience of coral reefs to environmental stressors.
What are the main threats to coral reefs posed by coral-eating fish, and how can their impact be mitigated?
Coral-eating fish can threaten coral reefs by overgrazing on the coral, which can lead to coral death and reduced reef health. Their impact can be mitigated by managing fishing practices, protecting key herbivorous fish species, and promoting coral reef conservation efforts.
What is the temperature of coral reefs?
Coral reefs typically thrive within a narrow temperature range of 23-29 degrees Celsius (73-84 degrees Fahrenheit). Deviations from this optimal range can lead to stress on the coral, resulting in bleaching and potential mortality.
How can farming lead to the destruction of coral reef?
Runoff from farms near coral reefs can cause two basic problems; sedimentation and nutrification. Sedimentation means that silt and dirt particles get washed into the ocean, blocking out light, and landing on and smothering reef animals. Nutrification causes large algal blooms that can easily overgrow and crowd out coral reef animals.
What are the average temperatures of coral reefs and how do they impact the health and survival of marine ecosystems?
The average temperatures of coral reefs typically range from 73 to 84 degrees Fahrenheit. When temperatures rise above normal levels, it can cause coral bleaching, which weakens the corals and makes them more susceptible to diseases. This can lead to a decline in biodiversity and the overall health of marine ecosystems, impacting the survival of various species that rely on coral reefs for food and shelter.
What animals eat coral reefs and how does their consumption impact the reef ecosystem?
Certain animals that eat coral reefs include parrotfish, sea urchins, and crown-of-thorns starfish. Their consumption can impact the reef ecosystem by causing coral bleaching, reduced coral growth, and overall degradation of the reef structure. This can lead to a decline in biodiversity and disrupt the balance of the ecosystem.
What are 2 ways in which tourists can damage coral reefs?
Tourists can damage coral reefs through physical contact, such as stepping on or breaking corals while snorkeling or diving, which can lead to structural damage and hinder coral regeneration. Additionally, pollution from sunscreen and other chemicals can harm coral health, as many products contain ingredients that are toxic to marine life, leading to coral bleaching and reduced biodiversity.
Why might global warming lead to the extinction of some organisms?
The destruction of habitats such as forests, ice, and coral reefs lead them to have no place to live. Also many carnivores are finding their prey being bron at the wrong time. For example, birds are being born about a month earlier than they should be. hope this helps.
How do coral reefs affect ocean currents?
Coral reefs play a significant role in influencing ocean currents by altering water flow patterns around them. Their complex structures create friction and resistance, which can slow down or redirect currents. Additionally, reefs provide habitats that can affect the distribution and movement of marine organisms, further impacting local current dynamics. Overall, the presence of coral reefs can lead to localized changes in water circulation, influencing both ecological and climatic processes.
How can soil erosion affect a coral reef?
the sediment from soil erosion can get to the ocean and the make the water cloudy or even bury the reef, so the algae there can't survive because there's no sunlight. without the algae, the coral animals eventually die.
