Observations

Testers upload observations each time they test at a location. Each individual observation report shows you the measurements taken on a specific day at a specific location. What's this?

66,092 observations

+658 new observations added in the past 30 days

Bill Mason Centre : Bill Mason Wetland

Ottawa, Ontario, Canada

Observed by
Tara Topping
Tue, 07 May 2024 12:37:00 -0400

NorthWest dock at dog beach : Trout Lake

Vancouver, British Columbia, Canada

Observed by
Jana Ronne
Tue, 07 May 2024 09:15:00 -0700

Trout Lake- John Hendry Park South End 3 : Trout Lake

Vancouver, British Columbia, Canada

Observed by
Jana Ronne
Tue, 07 May 2024 09:10:00 -0700

Fireman's Park Disc Golf Course : Fireman's Park Pond

St Davids, Ontario, Canada

Observed by
Melisa Toledo
Tue, 07 May 2024 11:12:00 -0400

Bill Mason Centre : Bill Mason Wetland

Ottawa, Ontario, Canada

Observed by
Tara Topping
Tue, 07 May 2024 10:55:00 -0400

The Meads, Brook Walk : Burnt Oak Brook

London, Barnet, United Kingdom

Observed by
Richard Kearns
Tue, 07 May 2024 15:45:00 +0100

Lyndhurst Park (downstream of culvert) : Burnt Oak Brook

London, Barnet, United Kingdom

Observed by
Richard Kearns
Tue, 07 May 2024 15:00:00 +0100

North Retention Pond (South end @ bridge) HPNC 1 : North Retention Pond (Howard Pond)

Toronto, Ontario, Canada

Observed by
High Park Nature Centre
Mon, 06 May 2024 14:05:00 -0400

West Lagoon - West/Main Deck : Blakeburn Lagoons

Port Coquitlam, British Columbia, Canada

Observed by
TFSTEAM Unknown
Mon, 06 May 2024 09:32:00 -0700

Herrick Lake : Herrick Lake

Naperville, Illinois, United States

Observed by
Ken List
Mon, 06 May 2024 11:30:00 -0500

Blackwell Forest Preserve Silver Lake : Silver Lake

Warrenville, Illinois, United States

Observed by
Ken List
Mon, 06 May 2024 11:15:00 -0500

Offshore sampling location : Lake George

Ontario, Canada

Observed by
Paul and Tania Hazlett
Mon, 06 May 2024 12:00:00 -0400

West Branch DuPage River : DuPage River

Warrenville, Illinois, United States

Observed by
Ken List
Mon, 06 May 2024 11:00:00 -0500

Caribou Lake - off boat ramp : Caribou Lake

Ontario, Canada

Observed by
Janice Fairfax
Mon, 06 May 2024 09:40:00 -0400

Middle Lake : Lake

Ontario, Canada

Observed by
Forrest Dubois
Sun, 05 May 2024 23:13:00 +0000

Alexandria Park : Lake

Ontario, Canada

Observed by
Forrest Dubois
Sun, 05 May 2024 22:56:00 +0000

Cooper’s Marsh : Pond

Ontario, Canada

Observed by
Forrest Dubois
Sun, 05 May 2024 22:04:00 +0000

Bayou Path Dr Stream in Atwater Subdivision : Stream

Naperville, Illinois, United States

Observed by
Lisa Hjorth
Sun, 05 May 2024 16:03:00 -0500

Cold Water Creek at Old Garden River Road : Cold Water Creek

Rankin Location Indian Reserve 15d, Ontario, Canada

Observed by
Community Volunteers
Sun, 05 May 2024 16:42:00 -0400