Conservation actions during COVID-19

We recognise that this is a very difficult time for the industry and operators are struggling to do any activities related to their business. But, for those of you who can, we suggest making use of this time to take five conservation actions. Read more


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Dive with a Green Fins member

Planning a dive trip? Click here to find active Green Fins member dive centres (look out for the Top 10). Read more

About Green Fins

The Green Fins initiative aims to protect and conserve coral reefs through environmentally friendly guidelines that promote a sustainable diving and snorkelling industry. Read more

Become a Green Fins dive guide

As a dive professional leading and guiding scuba divers, you have the ability to positively influence diver behaviour and help protect coral and other marine life on every dive. If you can manage your divers and prevent them causing damage, then you are helping protect coral reefs one dive at a time. Take the Green Fins Dive Guide e-Course now! Read more

Top 10 members

The Top 10 Green Fins dive operators have the lowest environmental impact of all Green Fins members around the world! Read more

My operation does not conduct diving or snorkelling activities

Can I join Green Fins if my operation does not conduct diving or snorkelling activities? Read more

My operation is a liveaboard

Can I join Green Fins if my operation is a liveaboard? Read more

My operation is not based in an active Green Fins Country

My operation is not based in an Active Green Fins Country Read more

My operation is based in one of the following active Green Fins countries

Thanks for your interest in joining the Green Fins network! If you're a dive or snorkel operator located in an active Green Fins country, just follow these simple steps to become a member: Read more

Become a member - FAQs

Green Fins members are dive and snorkel businesses that commit to the long-term sustainability of their local reefs. Please see below for answers to some of the questions you might have about Green Fins membership. Read more

Green Fins Dive Guide Scholarship Fund - Applications

While it’s free to take the course, the personalised certificate to prove your status as a Green Fins guide costs £19 ($24 USD). Some dive guides – particularly those from developing countries – are unable to afford this expense, so Reef-World has launched a Dive Guide e-Course Certificate Scholarship Fund which will help dive guides in need receive their Green Fins certification. Read more

Green Fins in the news

Articles about Green Fins in the news. Read more

Become a member

Dive and snorkel centres operating in active Green Fins locations can become members by signing the membership form and pledging to follow the 15 environmental practices of the Green Fins Code of Conduct. Active Green Fins members are then trained, assessed and certified annually by qualified Green Fins Assessors. Read more


Get in touch with the Green Fins teams. Read more

Media enquiries

How journalists and members of the press can get in touch with Reef-World's PR team with enquiries about Green Fins. Read more

Become a partner

Reef-World has mutually beneficial partnerships with businesses across the industry to drive sustainable value chains through uptake of the Green Fins Code of Conduct and messaging. As a result, tangible outcomes can be seen for the ocean, communities and the economy. Read more


Thank you for your determination to help save coral reefs! 100% of the funds raised will be used for implementation and development of the Green Fins initiative. Your support will result in a measurable reduction in the impact of diving and snorkelling activities to coral reefs, making them more resilient to survive when faced with greater threats such as those associated with climate change. Read more

The difference we make

Reef-World’s very ethos - and the purpose of the Green Fins initiative - is to encourage, educate, inspire and empower people to protect their local marine ecosystems through robust, evidence-based approaches. Read more