Endangered Dolphins

mauidolphins.org Mrs. Lake Gifted

12-18-12

Some Endangered Dolphins • Maui’s dolphin • Mahakam River Irrawaddy dolphin • Malampaya Sound Irrawaddy dolphin • Mekong River Irrawaddy dolphin• Songkhla Lake Irrawaddy dolphin • Eastern Taiwan Strait humpback dolphin • Yangtze dolphin• Hector’s dolphin• Mediterranean common dolphin • South Asian river dolphin

http://sealife-ocean-life.knoji.com/the-worlds-endangered-dolphin-species/

Fun Facts • There are just 8000 Hector’s dolphins left in the world• They have warm blood• Hector’s dolphins are known to live to a maximum of about 20 years• smallest marine dolphins• 2-30 in a group• scientific name for the Hector’s dolphin is Cephalorhynchus hectori

brandoncole.com

http://www.kedgley.school.nz/Kedgley/animalsite/Conservation%20Fact%20Sheets/DOCS/1/hectorsdolphin.htm http://www.doc.govt.nz/conservation/native-animals/marine-mammals/dolphins/hectors-dolphin/facts/http://www.kcc.org.nz/hectors-dolphins

Fun Facts• Maui’s dolphins live only in New Zealand• The smallest and rarest marine dolphin species on earth• There are now just 55 adult Maui’s dolphins left, down from around 1,000 forty

years ago• listed internationally as 'critically endangered‘• The dolphins are known to live up to 20 years

wwf.panda.orghttp://www.doc.govt.nz/conservation/native-animals/marine-mammals/dolphins/mauis-dolphin/facts/https://www.change.org/petitions/save-maui-s-dolphins-now

Threats to these endangered dolphins?

Maui’s dolphin Hector’s dolphin• Gill nets • Fishing• Pollution• Trawling• Organochlorines• Metals• Oil spills• Plastic debris• Tourism• Climate change

http://www.doc.govt.nz/conservation/native-animals/marine-meammals/dolphins/mauis-dolphin/threats/threats-not-caused-by-people/

http://www.doc.govt.nz/conservation/native-animals/marine- mammals/dolphins/mauis-dolphin/threats/threats-caused-by-people/

• Gill nets • Fishing • Pollution• Disease• Predation• Weather• Trawl nets• Mining• Scientific interactions

http://www.arkanimals.com/hectors-maui-dolphins-endangered/

Hector's and Maui's dolphins inhabit coastal waters up to a depth of 100 m (red). Because only a fraction of their home is protected against harmful fishing methods (green) their numbers continue to dwindle away. CLICK map to enlarge.

http://www.hectorsdolphins.com/turn-the-red-sea-green.html

References • http://www.hectorsdolphins.com/turn-the-red-sea-green.html• http://

www.doc.govt.nz/conservation/native-animals/marine-meammals/dolphins/mauis-dolphin/threats/threats-not-caused-by-people

• http://www.arkanimals.com/hectors-maui-dolphins-endangered/ • http://www.doc.govt.nz/conservation/native-animals/marine- mammals/dolphins

/mauis-dolphin/threats/threats-caused-by-people

• http://www.kedgley.school.nz/Kedgley/animalsite/Conservation%20Fact%20Sheets/DOCS/1/hectorsdolphin.htm

• http://www.doc.govt.nz/conservation/native-animals/marine-mammals/dolphins/hectors-dolphin/facts/

• http://www.kcc.org.nz/hectors-dolphins• http://www.doc.govt.nz/conservation/native-animals/marine-mammals/dolphins/mauis-

dolphin/facts/• https://www.change.org/petitions/save-maui-s-dolphins-now• http://sealife-ocean-life.knoji.com/the-worlds-endangered-dolphin-species/• mauidolphins.org