Mountains to Sea Events

Check out our upcoming events

Porirua Guardians Celebration. 27th November 2020

If you have been working on an environmental action project to help protect and enhance the rivers, harbours or coasts of Porirua you could be in with a chance to WIN a free family ticket to our annual Kāpiti Island Community Snorkel on the 20th February 2021. Entries are due in on the 27th of November and are open to all students in Te Awarua o Porirua. We are so excited to hear all your stories. Please follow the links to view Information for Teachers and Entry forms.

Taputeranga Community Snorkels.
23rd & 30th January 2021

Mountains To Sea Wellington, with the support of Greater Wellington Regional Council and Friends of Taputeranga Marine Reserve Trust, would like to invite you to come jump in the water with us for our annual Taputeranga Community Snorkels. No need to book, just turn up with your togs and towel, and one of our wonderful volunteers will suit you up and guide your through the closest marine reserve to a capital city in the world! For more information, visit the Facebook events for the 23rd Jan Snorkel Day or the 30th Jan Snorkel Day.

Percy’s Reserve Heritage Week Event. 31st October 2020

Mountains to Sea Wellington invites you to connect with the natural heritage around Percy’s Reserve. Join us to investigate the fish and invertebrates that reside within the freshwater environment of the reserve. For more information on the event, visit the Facebook page.


Kāpiti Community Snorkel Day.
20th February 2021

Come explore one of the oldest marine reserves in New Zealand. With over 25 years of protection, Kāpiti Marine Reserve is teeming with life. But the adventure is not completed once you have snorkelled. There are still beautiful walks and amazing biodiversity on the island waiting for you to discover it. For more information, visit the Facebook Event or book your ticket at EventBrite.

Whitireia Community Snorkels.
13th & 27th February 2021

Mountains To Sea Wellington, with the support of Greater Wellington Regional Council, would like to invite you to join us at our annual Whitireia Community Snorkel Days. Come explore the wonders of Porirua Harbour and its seagrass meadows. Spoiler alert: every year we bump into one of the largest seahorse species in the world! No need to book, just turn up with your togs and towel, and one of our wonderful volunteers will suit you up and help you find incredible marine biodiversity! For more information, visit the Facebook event.

Take a look at some of our past events.


South Coast Clean Up 2020

Mountains to Sea Wellington hosted the West Island Bay section of the 2020 South Coast Clean-Up. 405 participants attended the 11th edition of this community event and helped get the south coast clean and ready for summer by collecting over 740 kilograms of rubbish.

Kāpiti community Snorkel 2020

Eighty-five snorkel enthusiasts joined us for our annual Kāpiti Island trip. In collaboration with Eco Tours, our team of wonderful volunteers, DoC, The Guardians and EMR, we were able to have a brilliant day immersed in this beautiful marine reserve.

Photos here

Whitireia Park Community Snorkels 2020

29th Feb
Photos here

7th March
Photos here

Follow our Facebook Events to keep up to date with opportunities across the region.

Porirua Guardians Celebration. 26 November 2019. 

Nga Kaitiaki o Te Awarua o Porirua was held on the 26th of November, where students working on environmental projects shared their efforts with friends, whānau and  community.
We had some amazing young people present and  we can’t wait to hear more about their mahi. As in previous years, six lucky students will be selected to join us an overnight trip to Kāpiti Island to recognise their outstanding efforts. Follow their journey on our Facebook page OR wait for photos which will be updated here soon!

Taputeranga Marine Reserve Community Snorkels 2020

25 January
Photos here

1 February
Photos here

Follow our Facebook Events to keep up to date with opportunities across the region.

Donald Creek Stream Celebration! 30th November.

Come along to a fun-filled, freshwater family event and complete the Kaitiakitanga Challenge! We will be celebrating the great mahi achieved so far by St Teresa’s student kaitiakitanga and all of the epic supporters who are helping to restore the freshwater ecosystem. Learn more at

Check out the Facebook Event

Where: Donald’s Creek Restoration site, between SH2 and SH53.   Access to event from Donald Street (north end) approximately 50m up from crn of Revans. We recommend biking or walking to the site! Parking also available on Donald Street.
ATTN: NO PARKING or access to site at any time during event on SH53.

LUSH EVENT! Fundraiser. 1 December. OLD BANK ARCADE.

Our supporters at LUSH are running a full day fund-raiser for Mountains To Sea Wellington. Every ‘Charity Pot’ proceeds going directly to supporting our marine education programmes. Wahoo!

Check out the Facebook Event

We’ll also be there in the afternoon to talk Seaweed Bath bombs and our work with young people and marine restoration.

10th South Coast Clean Up. 21st September

CONSERVATION WEEK EVENT! Mountains to Sea Wellington hosted the Island Bay section of this year’s South Coast clean-up. The site had a record 55 participants with over 200 Litres of rubbish removed from the beach.

Bothamley Park Stream Clean Up. 20th September

CONSERVATION WEEK EVENT! We joined Conservation Volunteers NZ for a stream clean up  and showed our native freshwater fish. The students of Natone Park School, who have been working on this stream for number of years, were involved in the event.

Kaiwharawhara Spring Stream Clean. 18th & 21st September

CONSERVATION WEEK EVENT! The Kaiwharawhara stream got two clean ups throughout its catchment at Bridwood Reserve and Silverstream Road. Rubbish was audited for NIWA’s Rivers as Plastic Vectors project.

Pou Aruhe. Wetland Planting Day.   Lake Onoke. 19th September

CONSERVATION WEEK EVENT! We helped restore this precious wetland habitat for our native freshwater fish and birds. We joined the Department of Conservation  and the students from Wairarapa Moana for this Conservation Week event.  This public  planting contributed to a project helping restore the Pou Aruhe wetland.

Conservation Showcase. 15th September 2019.

CONSERVATION WEEK EVENT!  To celebrate the 50th anniversary of Conservation Week, we joined Hutt City Council and Greater Wellington Regional Council in honouring all the fantastic community groups involved in conservation and promoting biodiversity in our region. 

Freshwater Hui. 7 June 2019.

This full day hui and workshop for community groups, individuals, organisations, scientists and those who share a passion for making a difference for our waterways was held in Lower Hutt Events Centre on Friday 7th June. Please email to join the mailing list for other freshwater events. See Proceedings from our 2019 hui held in Wellington

Kāpiti Community Snorkel. 23rd February 2019.

Another fastastic day out at the Kāpiti Marine Reserve with support from the Department of Conservation, Kāpiti Eco Tours and the Guardians of Kāpiti Island Marine Reserve. We look forward to doing it again next year! Lorna Doogan's photos from the day can be found here.

Whitieria Park Community Snorkel. 2nd March 2019. 10am – 3.30pm.

Our annual Seaweek snorkel at Whitireia Park took place again this year with support from Greater Wellington Regional Council. See photos from this event at our facebook album

Taputeranga Marine Reserve celebration. 7th December 2018, 12.30pm.

Over 800 students from around Wellington joined us to celebrate Taputeranga Marine Reserves 10th Birthday! This fantastic day was supported by the Friends of Taputeranga Marine Reserve, Wellington Community Trust, Wellington City Council and with support from many others. Te Kawa Robbs photos from the day can be found here

Kaitiaki ki a Kāpiti 2018. 8th & 9th December

The annual trip by the Mountains to Sea Wellington Trust aims to immerse Porirua students in island life to inspire and celebrate their kaitiaki (guardian) projects of the year. This year 7 students from around Porirua represented their region. More info on their projects can be found on our Kaitiaki Projects page

Taputeranga Community Snorkel Day. 15th December 2018, 10am-4pm.

Join us to celebrate 10 years of Taputeranga Marine Reserve with a free guided community snorkel!

Taputeranga Community Snorkel. 26th January 2019. 10am–4pm.

Come and explore first hand the closest marine reserve to a capital city! 10 years of protection make this a wonderful underwater experience. All gear provided, just turn up on the day and enjoy a free snorkel. This event was supported by Greater Wellington Regional Council. Photos from the day can be found here

Wednesday 17th October 5pm - 6pm & Saturday 27th October 9.30am - 10.30am

In preparation for the start of the snorkel season, we are hosting two volunteer pre-season meetups. These are a chance to find out more about snorkelling with us, meet other like-minded volunteers and learn tips and tricks for being a snorkel guide (as well as cover some all-important health and safety stuff). For more information or to RSVP please contact

South Coast Clean up. 15th September 2018, 10.30am - 12pm

Mountains to Sea Wellington will be hosting the Island Bay section of this year’s South Coast clean-up. Meeting point: The Esplanade, Island Bay. Opposite Shorland Park. Followed by a BBQ at Lyall Bay at 12.30pm. Please bring your own gardening or rubber gloves (we want to try to use less throw away one!)

Restoration Day. Saturday 26th May. Silverstream Retreat.

Restoration Day is the annual conference for community groups and individuals involved in environmental restoration projects around the Wellington region. This event celebrates restoration successes and provides opportunities to learn from other community groups and experts in the field. Join us for a day of connections and learning. Click here for full event details

10th Anniversary Taputeranga MR Photo Bioblitz - 31st May

Sign up to Nature Watch and join the Friends of Taputeranga Bioblitz Project from 19 – 26th May recording all the species in the marine reserve. Final entry day is the 31st May. Details for the blitzs can be found at Friends of Taputeranga Marine reserve or Click here for full event details

Community Freshwater Monitoring, Ōtari Wilton's Bush - April 8th, 2018

FULLY BOOKED – Full-day workshop (9:30am – 4:30pm) at Otari Wilton’s Bush, identifying the opportunities and tools available for communities to monitor freshwater. Click here for full event details

Tuna Trails, Bothamley Park, Porirua - April 7th, 2018

Come explore the awa of Bothamley Park – Food, Art, Science and Action – and celebrate the young kaitiaki of Porirua. Photos from the day can be found here.

Citizen Science Symposium, Te Papa - Monday 9th April, 2018

MTSW Educator and Scientist, Liz Gibson, presents ‘Aquatic Citizen Science’ at Citizen Science Symposium 2018. Click here for full event details

Kau Bay Community Snorkel - 17th March, 2018

Snorkel in the coastal waters of Kau Bay on the Miramar Peninsular. Click here to see the Photo Gallery from this event.

Mountains To Sea Conservation Trust, Wānanga 2018 - 21-23 April, 2018

An inspirational professional development and networking opportunity for all those involved or interested in freshwater and marine conservation. Te Āwhina Marae, Motueka. Click here for full event details

SeaWeek - Explore Whitireia Coast Snorkel - March 3rd and 11th, 2018

Come and snorkel the coastal waters of Whitireia Park. Click here to see the Photo Gallery from this event.

Kāpiti Island Marine Reserve Community Snorkel - Feb 25th, 2018

Free community snorkel in the stunning Kāpiti Island Marine Reserve. Click here to see the Photo Gallery from this event.

Titahi Bay Community Snorkel - Feb 17, 2018

Free community snorkel at Titahi Bay. Click here to see the Photo Gallery from this event.

Freshwater Hui 2016

A part of our work with the Whitebait Connection programme, the team held a freshwater Hui for community groups and organisations involved in freshwater management, science and restoration from across the greater Wellington region in May 2016. The hui has led to a range of collaborations and projects, and a strengthening of partnerships in the region. The hui proceedings and presentations can be found here.

Taputeranga Community Snorkel - Feb 10th, 2018

Free community snorkel in the stunning Taputeranga Marine Reserve in Island Bay! Click here to see the Photo Gallery from this event.