This is because pollution, dams, transport and bycatch have damaged this iconic species. By 2030, we plan to stop the decline in dolphin populations in Asia and South America, and restore and double some populations.
Why do river dolphins disappear?
Most of this decline is caused by human activities such as pollution, habitat and prey loss, climate change, and ship collisions. The most important threat is bycatch by fishing. A marine animal that was accidentally captured and killed in the fishing industry.
Why are dolphins on the Ganges endangered?
Dolphins on the Ganges are under serious threat due to multiple threats such as pollution, water quality conversion, habitat fragmentation and bycatch. Several major infrastructure projects in the region pose a real risk of catastrophic population decline in the future.
What is the threat to the Iruka River?
Dolphins under the dam are under serious pollution, increased fishing activity and threatened by ship traffic. Dams also disrupt the movement of fish and other prey, breeding cycles and habitats, resulting in less food.
What is killing the pink river dolphins?
Mercury pollution from small-scale gold mining activities is one of the major threats to the Bolivian river dolphin, a subspecies of the Amazon river dolphin. Mercury reaches dolphins through the food chain. They mainly eat catfish. Catfish is a bottom feeder that is greatly affected by metals such as mercury in water.
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