Blast fishing, also known as dynamite fishing, is a highly destructive, illegal method of catching fish which uses dynamite or other types of explosives to send shock-waves through the water, stunning or killing fish which are then collected and sold.
Can you use dynamite for fishing?
Around the world, fishermen are using explosives, often with dynamite, to maximize their catch. Called blast fishing or dynamite fishing, the practice goes on in nations from Lebanon and Malaysia to the Philippines, while some countries—Kenya and Mozambique, for instance—have managed to stamp it out.
What are the cause of dynamite fishing?
WHY DO PEOPLE USE DYNAMITE FISHING? Because of poverty, people living near the sea or those who make fishing their source of living resort to desperate measures to augment their income. Some fisher folk say it’s better to go to the sea and fish (using whatever means, including dynamites) than doing nothing at all.
Why is it important to stop dynamite fishing?
The explosives used destroy the marine environment, leaving it devoid of life. Dynamite fishing has contributed to massive destruction of Southeast Asian coral reefs over the past 20 years. Large blasted areas are very slow to recover because corals have difficulty establishing on loose or sandy substrate.
What are the advantages of dynamite fishing?
The greatest advantage of dynamite fishing is that the fishermen no longer need to buy a net. Once the dynamite has killed all of the fish, they can easily scoop their catch manually. Nevertheless, the problem in using dynamite, is that not only is a huge number of fish killed… holes are also made in coral reefs.
Is Dynamite Fishing good or bad?
While dynamite fishing is an appealing method of fishing due to the high yield and relatively low cost, it is, unfortunately, a very harmful fishing practice as it results in the death of other marine invertebrates as well as the destruction of surrounding coral reefs or other types of habitat.
Can you eat dynamite?
Dynamite is a mix of nitroglycerine plus an absorbent filler such as sawdust or diatomaceous earth, which its inventor Alfred Nobel found resulted in an explosive that was safer to handle than pure nitro. … While neither sawdust nor diatomaceous earth is especially dangerous to eat, nitroglycerine can be.
What is the solution of dynamite fishing?
The solutions to dynamite fishing include the implementation and enforcement of laws that ban the practice.
What are the cause and effect of dynamite fishing?
Dynamite fishing creates a wave of destruction. It not only threatens coral reefs, but it also leads to a decline in fish populations, affects coastal communities and small fisheries trying to compete with industrial trawlers, and has a negative impact on the tourist industry.
What is the most destructive method of fishing?
Bottom trawling, a fishing method that drags a large net across the sea floor, is extremely destructive, destroying as it destroys entire seafloor habitats including rare deep sea coral and sponge ecosystems that take decades to millennia to develop.
Does dynamite explode in water?
Water causes the nitroglycerin to leak away. The nitroglycerin can build up, and explode unexpectedly. … Gelignite holds the nitroglycerin so that it cannot dissolve in water. Today, dynamite is not much used.
What is the important of raising fish?
Answer Expert Verified. Raising fishes (fish farming) allow a family to eat them instead of buying from the market. This ensures the freshness and quality of the fish that a family can eat since they have taken care of the fishes. … Fishes can be a great investment since they grow fast and reproduce in large quantities.
Does dynamite fishing affect water?
Underwater shock waves produced by the explosion stun the fish and cause their swim bladders to rupture. This rupturing causes an abrupt loss of buoyancy; a small amount of fish float to the surface, but most sink to the seafloor.
Is Dynamite bad for the environment?
Ecological impact of explosives are the effects that both unexploded explosives and post-explosion by-products have on the environment. Explosive derived contaminants may have adverse effects on the environmental as well as human health.
How do fishermen hurt the environment?
Fishing may disrupt food webs by targeting specific, in-demand species. … It may also cause the increase of prey species when the target fishes are predator species, such as salmon and tuna. Overfishing and pollution of the oceans also affect their carbon storage ability and thus contribute to the climate crisis.