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Written by: Lao Minyi
2021-05-14 14:14
Last update date: 2021-05-14 14:15
Another green turtle dies!
CityU’s marine animal imaging and anatomy research team found a green turtle carcass on Green Egg Island in Sai Kung earlier this month, which was severely entangled with a fishing net weighing 3.5 kg. After autopsy, it was found that the turtle’s digestive system had a large amount of undigested food, including cuttlefish and seaweed , It is estimated that the weight of the fishing net will pull the turtle to the bottom of the water, and eventually suffocate to death due to rising tides or struggling.
The Fisheries and Conservation Department received a report on May 1 that a green sea turtle carcass was found on Green Egg Island. The marine animal imaging and anatomy research team dispatched to retrieve it. The green sea turtle carcass was found to be large and decomposed, and was heavily entangled in fishing nets, and then returned. Anatomy of City University.
The female green sea turtle is more than 1 meter long and has a carapace arc length of about 94 cm. It is an adult individual.
The carcasses of sea turtles are severely entangled by drift gill nets with a net weight of about 3.5 kg, which are commonly used in fisheries.
Although the body was quite rotten, there were no obvious muscle problems. A large amount of undigested food was found in the digestive system, including about 600 grams of cuttlefish and about 1.9 kg of seaweed. There were also a lot of feces and a small amount of fishing line.
Green sea turtles are healthy and can prey normally
The research team concluded that the female green sea turtle was originally a healthy sea turtle and could prey normally. However, after being entangled by the fishing net, the weight of the fishing net may pull it to the bottom, and the fishing line may also tie the turtle’s neck and fail to escape. Turtles have the opportunity to die from suffocation due to rising tides or struggling.
The research team urged the public to dispose of used fishing gear on their own to avoid leaving them in the sea as "ghost nets" and endangering marine animals; if "ghost nets" are found during diving or going out to sea, or abandoned fishing gear, they should be safe and within reach Help clean up.
Severely decomposed loggerhead turtle carcass is found in Lantau Island's chicken wing horn carapace near the tail nailed "released" iron plate
Green sea turtle died and dissected the remains found that there are more than 40 pieces of wrapping paper and other marine debris in the digestive system
Two green turtle carcasses were filled with plastic trash and their esophagus was blocked by rubber gloves. Groups urged not to litter
Fisheries and Conservation Department intends to expand the Sham Wan Restricted Area on Lamma Island to reduce interference with green sea turtle breeding feed to be implemented next year
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