OSFN Programs

Please note that all Programs, and schedules are subject to change. To avoid disappointment, please check with this site for updates and changes to dates, speakers, locations, etc. We thank you for your understanding in these matters.

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Aquatic Invertebrate Identification with Rosie Martin ***New Time and Leader***

October 29, 2023 @ 2:00 pm 4:00 pm


*** John Bittorf from GSCA is stepping in with the Aquatic Invertebrate Workshop, but it will be combined with the Young Naturalists, and will be starting at 2pm instead of 1pm. (updated 11:41pm Oct. 29) ***

Sunday October 29 1pm – 4pm with Rosie Martin Aquatic Invertebrate Identification Max group size 25 (drop in/out style rather than hike) Meet in Harrison Park (by the river just east of the playground washrooms) to learn tips on how to identify aquatic insects like (larval) dragonflies, damselflies, mayflies, caddisflies and more. Rosie will have tables set up with microscopes and invertebrates collected from a nearby beaver pond. 

This event (it is not a hike) will run from 1:00-4:00 on a drop in/drop out basis with a maximum of 25 people at any one time. The Owen Sound Young Naturalists have been invited to join us from 2pm to 4pm.

Rosie will be giving a stream sampling demonstration and will talk briefly about differences between organisms living in lentic and lotic habitats. Kid friendly (please supervise around water)! 

Registration: If you want to attend, please send Rosie an email at  rosemary.martin00@gmail.com   Please bring a mask if you wish to use the microscopes.  Hand sanitizer will be provided. 

OSFN Indoor Meetings are normally held on the second Thursday of the month at 7:00 p.m. at the Bayshore Community Centre, 1900 3rd Ave E Owen Sound. There are no Indoor Meetings in July and August. Please see the individual event listings below for more details.

We invite speakers with a wide range of expertise from Grey/Bruce and other parts of the province. These evenings are open to the public. The auditorium is open by 6:30. The meeting gets under way at 7:00, and may include brief announcements by other organizations as well as OSFN club activities, club business, social time, nature sightings and reports.

The club also offers a full schedule of outdoor activities during the year. Through these outings, members learn more about the birds, plants, mammals and geology of this part of Ontario. We also keep a protective eye on our precious natural areas.