Join the PFN

Join one of Canada's premier naturalist communities

Discover what we have to offer and support environmental education and conservation in Peterborough and the Kawarthas. Join the Peterborough Field Naturalists by signing up for an annual membership today.

Join the PFN
Sample atmospheric CO2

Atmospheric CO2

Are atmospheric CO2 levels stabilizing? Weekly means for atmospheric CO2 originate from the NOAA Global Monitoring Laboratory. Check it out, along with other Citizen Science resources.

Sample atmospheric CO2

The Peterborough Field Naturalists (PFN) is a registered charity and active club in Peterborough, Ontario, Canada. We are currently holding Zoom meetings each month with intriguing topics and speakers. These are members - only events and we send an email out each month with details. Sign up to be a member now, don't miss out!

Read the Orchid

Each year our hard working volunteers distribute 8 issues of our monthly bulletin to members. The Orchid is full of excellent articles that can help keep you connected to nature in Peterborough.

Upcoming Events

Due to Covid 19, we will require registration and will limit the number of participants.  As a result, outings will be for members only until further notice.

Junior Naturalists

We offer events geared towards kids aged 5-12 on a regular basis. Run by environmental educators from Peterborough. Come out and try an event to see if you'd like to join!

Upcoming Events

PFN Monthly Meeting: Algonquin Park’s Natural History Through the Seasons – Members Only

Michael Runtz is a professor at Carleton University and is one ofCanada’s most highly respected naturalists, naturephotographers, and natural history authors. He is also wellknown for his educational and conservation…

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Fabulous Fungi

Fungi come in an incredible variety of different sizes, shapes,and colours. One of the best places to find them is in an oldgrowth forest and Mark S. Burnham Provincial Park…

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Ballyduff Trails

Don McLeod will lead a fall colours nature walk along the Ballyduff Trails near Bethany. This will be a joint outing between Peterborough Field Naturalists (PFN) and Willow Beach Field…

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Early Fall in the Cavan Hills

Enjoy a hike along rail and ATV trails in the rolling hills southwest of Peterborough. Participants will meet at the home of Lynn & Larry Smith on Tapley 1⁄4 Line in…

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PFN Monthly Meeting: The Impact of Climate Change on Nature in the Kawarthas- Members Only

In this talk on how global heating is already impacting floraand fauna in the Kawarthas, Drew Monkman will also look atcurrent and projected changes in temperature, precipitation andextreme weather, the…

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The Hidden Birding Trail

Walking the path along the south drumlin at Trent University is often very productive for sighting birds, especially during migration. Chris Risley knows the area well and will help participants…

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Hazel Bird Nature Reserve – Members Only

Historically, the Rice Lake Plains were covered with tallgrass prairies and oak savannah. Dominated by massiveblack and white oak, grasses like big bluestem, Indiangrass and switchgrass grew more than two…

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Bats in Jackson Park – Members Only

Enjoy a night walk with Paul Elliott looking for some of our local bats feeding on the wing in Jackson Park. We will use ultrasonic bat detectors to listen to…

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Butterflies Along the Lang-Hastings Trail – Members Only

This outing is an introduction to butterfly watching along asection of the Lang-Hastings trail. The focus will be onlearning how to distinguish between the different speciespresent in early July. Join…

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A Step Back in Time -Members Only

Mark S Burnham Provincial Park is an old growth forest on ourdoorstep. Please join us for a nature hike focused on Tree IDand reading the forested landscape. Trent University students,Kaylen…

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