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. Events are led by PFN members and individuals from Peterborough community organizations. Come out and try an event to see if you'd like to join!

Upcoming Events

Spring Birding in the Catchacoma Old Growth Forest – Members Only

The Catchacoma Old Growth Forest, located in the NorthernKawarthas, is well known for its giant eastern hemlocks (some ofwhich are over 300 years old) as well as its numerous moss-covered…

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Lang-Hastings Rail Trail – Members Only

Steve Paul will lead a walk along the Lang-Hastings Trail (LHT), from Keene Rd to Technology Drive and back. This section of the LHT travels through two beautiful marshland sections…

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Johnston Drive Pond Trail – Members Only

This area is a hidden gem few people know exist and provides a great opportunity to see and hear some shy and elusive herons, bitterns and rails. There were 34…

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Sounds of Spring – Members Only

The dusk air of the spring carries the mating songsof various species of frogs and the sky dance of theAmerican Woodcock or Timber-doodle. Join SueParadisis and Rachel Baehr for a…

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The Fascinating World of a Vernal Pool – Members Only

In the spring forest when vernal pools melt and fill with rain, life returns to these ephemeral wetlands. As soon as water appears, fairy shrimp hatch and are soon joined…

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The Fascinating World of a Vernal Pool – Members Only

In the spring forest when vernal pools melt and fill with rain, life returns to these ephemeral wetlands. As soon as water appears, fairy shrimp hatch and are soon joined…

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Returning Waterfowl on the Otonabee Members Only

The spring migration gets underway with the lengthening days in March and increased hours of sunlight. This trip will visit various locations along the Otonabee River and possibly a bit…

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PFN Monthly Meeting – Presentations by Three 4th Year Trent Student Recipients of PFN Grants:

Spatial scale of Habitat Selection of White-tailed Deer presented by Jenna Knight. Jenna has been looking at the spatial scale of habitat selection of white-tailed deer in the Peterborough Crown…

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PFN’s First Annual Camping Trip to Algonquin Park – Members Only

PFN’s First Annual Camping Trip to Algonquin Park Pog Lake, Campground A Centrally located on the Hwy 60 Corridor, close to many attractions, pine forest setting, canoeing, hiking, biking, birding, butterflying,…

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Late Winter Birding – Members Only

Steve Paul and Laurie Healey will be leading a birding walk at Rotary Park on Saturday, February 25th from 10:00-1:00 p.m. There is usually a good variety of birds attracted…

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