A male <em>Ochlerotatus canadensis</em> in Montgomery Co., Maryland (5/14/2015). Determined by John Emm/BugGuide. (Photo ID: 121516 - Psn: 5)

A male Ochlerotatus canadensis in Montgomery Co., Maryland (5/14/2015). Determined by John Emm/BugGuide.

View Record Details Photo by Steve Scholnick MBP List

A female <em>Aedes canadensis</em> in Talbot Co., Maryland (5/16/2015). Determined by John F. Carr/BugGuide as <em>Ochlerotatus canadensis</em>. (Photo ID: 24874 - Psn: 10)

A female Aedes canadensis in Talbot Co., Maryland (5/16/2015). Determined by John F. Carr/BugGuide as Ochlerotatus canadensis.

View Record Details Photo by Judy Gallagher MBP List

An <em>Ochlerotatus canadensis</em> in Harford Co., Maryland (6/11/2018). (Photo ID: 112494 - Psn: 20)

An Ochlerotatus canadensis in Harford Co., Maryland (6/11/2018).

View Record Details Photo by Josh Emm MBP List

An <em>Ochlerotatus canadensis</em> in Dorchester Co., Maryland (4/19/2020). (Photo ID: 166170 - Psn: 20)

An Ochlerotatus canadensis in Dorchester Co., Maryland (4/19/2020).

View Record Details Photo by Josh Emm MBP List

An <em>Ochlerotatus canadensis</em> in Baltimore Co., Maryland (6/1/2018). The combination of a plain brown thorax and white banding on both sides of each tarsus is diagnostic. (Photo ID: 111061 - Psn: 25)

An Ochlerotatus canadensis in Baltimore Co., Maryland (6/1/2018). The combination of a plain brown thorax and white banding on both sides of each tarsus is diagnostic.

View Record Details Photo by Josh Emm MBP List

An <em>Ochlerotatus canadensis</em> in Harford Co., Maryland (6/8/2018). Determined by John F. Carr and Josh Emm via BugGuide. (Photo ID: 124631 - Psn: 25)

An Ochlerotatus canadensis in Harford Co., Maryland (6/8/2018). Determined by John F. Carr and Josh Emm via BugGuide.

View Record Details Photo by Dave Webb MBP List

<em>Ochlerotatus canadensis</em> in Dorchester Co., Maryland (5/1/2022). (c) Jim Brighton, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 560778 - Psn: 55)

Ochlerotatus canadensis in Dorchester Co., Maryland (5/1/2022). (c) Jim Brighton, some rights reserved (CC BY-NC).

View Record Details Photo by Jim Brighton MBP List

An <em>Ochlerotatus canadensis</em> in Garrett Co., Maryland (6/6/2019). (Photo ID: 146179 - Psn: 75)

An Ochlerotatus canadensis in Garrett Co., Maryland (6/6/2019).

View Record Details Photo by Josh Emm MBP List

Ochlerotatus canadensis in Dorchester Co., Maryland (5/1/2022). (c) Jim Brighton, some rights reserved (CC BY-NC).

View Record Details Photo by Jim Brighton MBP List

<em>Ochlerotatus canadensis</em> in Wicomico Co., Maryland (4/23/2023). (c) aaronr, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 787329 - Psn: 88)

Ochlerotatus canadensis in Wicomico Co., Maryland (4/23/2023). (c) aaronr, some rights reserved (CC BY-NC).

View Record Details Photo by Aaron via iNaturalist MBP List

An <em>Ochlerotatus canadensis</em> in Prince George's Co., Maryland (6/9/2019). (Photo ID: 146163 - Psn: 90)

An Ochlerotatus canadensis in Prince George's Co., Maryland (6/9/2019).

View Record Details Photo by Josh Emm MBP List

An <em>Ochlerotatus canadensis</em> collected in Baltimore Co., Maryland (6/1/2018). (Photo ID: 111074 - Psn: 145)

An Ochlerotatus canadensis collected in Baltimore Co., Maryland (6/1/2018).

View Record Details Photo by Josh Emm MBP List

An <em>Ochlerotatus canadensis</em> collected in Baltimore Co., Maryland (6/1/2018). (Photo ID: 111075 - Psn: 150)

An Ochlerotatus canadensis collected in Baltimore Co., Maryland (6/1/2018).

View Record Details Photo by Josh Emm MBP List

<em>Ochlerotatus canadensis</em> in Frederick Co., Maryland (5/26/2025). (c) Jim Moore (Maryland), some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 1263939 - Psn: 200)

Ochlerotatus canadensis in Frederick Co., Maryland (5/26/2025). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC).

View Record Details Photo by Jim Moore MBP List

Map Snapshot

15 Records

GA AL WA FR CL MO HO BA BC HA CE PG AA CV CH SM KE QA CN TA DO WI SO WO

Description

The combination of a plain brown thorax and white banding on both sides of each tarsus is diagnostic (J. Emm, pers. comm.).

Seasonality Summary

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Citations

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Use of media featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.

A male Ochlerotatus canadensis in Montgomery Co., Maryland (5/14/2015). Determined by John Emm/BugGuide. View Record Details Media by Steve Scholnick.

A female Aedes canadensis in Talbot Co., Maryland (5/16/2015). Determined by John F. Carr/BugGuide as Ochlerotatus canadensis. View Record Details Media by Judy Gallagher.

An Ochlerotatus canadensis in Harford Co., Maryland (6/11/2018). View Record Details Media by Josh Emm.

An Ochlerotatus canadensis in Dorchester Co., Maryland (4/19/2020). View Record Details Media by Josh Emm.

An Ochlerotatus canadensis in Baltimore Co., Maryland (6/1/2018). The combination of a plain brown thorax and white banding on both sides of each tarsus is diagnostic. View Record Details Media by Josh Emm.

An Ochlerotatus canadensis in Harford Co., Maryland (6/8/2018). Determined by John F. Carr and Josh Emm via BugGuide. View Record Details Media by Dave Webb.

Ochlerotatus canadensis in Dorchester Co., Maryland (5/1/2022). (c) Jim Brighton, some rights reserved (CC BY-NC). View Record Details Media by Jim Brighton.

An Ochlerotatus canadensis in Garrett Co., Maryland (6/6/2019). View Record Details Media by Josh Emm.

Ochlerotatus canadensis in Dorchester Co., Maryland (5/1/2022). (c) Jim Brighton, some rights reserved (CC BY-NC). View Record Details Media by Jim Brighton.

Ochlerotatus canadensis in Wicomico Co., Maryland (4/23/2023). (c) aaronr, some rights reserved (CC BY-NC). View Record Details Media by Aaron via iNaturalist.

An Ochlerotatus canadensis in Prince George's Co., Maryland (6/9/2019). View Record Details Media by Josh Emm.

An Ochlerotatus canadensis collected in Baltimore Co., Maryland (6/1/2018). View Record Details Media by Josh Emm.

Ochlerotatus canadensis in Frederick Co., Maryland (5/26/2025). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC). View Record Details Media by Jim Moore.