A male Ring-necked Duck in Prince George's Co., Maryland (2/26/2022). You can see a hint of the difficult-to-see namesake chestnut collar on the neck. (c) Sergei Drovetski, all rights reserved. (Photo ID: 529173 - Psn: 12)

View Record Details Photo by Sergei Drovetski MBP List

Drake Ring-necked Ducks in a variety of typical poses, Worcester Co., Maryland (1/1/2012).

Photo by Bill Hubick MBP List

Drake Ring-necked Ducks on Loch Raven Reservoir, Baltimore Co., Maryland (2/18/2013).

Photo by Bill Hubick MBP List

Ring-necked Duck in Prince George's Co., Maryland (11/20/2015). (c) treichard, all rights reserved. (Photo ID: 232595 - Psn: 46)

View Record Details Photo by Timothy Reichard MBP List

A long-staying pair of Ring-necked Ducks at Baker Park in Frederick Co., Maryland (7/1/2017).

View Record Details Photo by Andy Wilson MBP List

Ring-necked Ducks in Harford Co., Maryland (3/26/2014).

Photo by Matthew Addicks MBP List

A drake Ring-necked Duck in Harford Co., Maryland (2/24/2015).

View Record Details Photo by Matthew Addicks MBP List

A comparison of first-winter male <em>Aytha</em> ducks: Greater Scaup (left), Lesser Scaup (middle) and Ring-necked Duck in Tompkins Co., New York (1/8/2012). (Photo ID: 2578 - Psn: 90)

A comparison of first-winter male Aytha ducks: Greater Scaup (left), Lesser Scaup (middle) and Ring-necked Duck in Tompkins Co., New York (1/8/2012).

Photo by Chris Wood MBP List

Ring-necked Duck in Baltimore Co., Maryland (12/22/2021). (c) Emily L. Stanley, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 500440 - Psn: 100)

Ring-necked Duck in Baltimore Co., Maryland (12/22/2021). (c) Emily L. Stanley, some rights reserved (CC BY-NC).

View Record Details Photo by Emily Stanley MBP List

Ring-necked Duck in Prince George's Co., Maryland (11/21/2020). (c) Sergei Drovetski, all rights reserved. (Photo ID: 312172 - Psn: 134)

View Record Details Photo by Sergei Drovetski MBP List

Ring-necked Duck in Prince George's Co., Maryland (11/21/2020). (c) Sergei Drovetski, all rights reserved. (Photo ID: 312174 - Psn: 135)

View Record Details Photo by Sergei Drovetski MBP List

Ring-necked Duck in Baltimore Co., Maryland (2/6/2022). (c) Carl R. Gold, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 520202 - Psn: 145)

Ring-necked Duck in Baltimore Co., Maryland (2/6/2022). (c) Carl R. Gold, some rights reserved (CC BY-NC).

View Record Details Photo by crgkoko via iNaturalist MBP List

Ring-necked Duck in Worcester Co., Maryland (11/13/2023). (c) Jonathan Irons, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 923658 - Psn: 145)

Ring-necked Duck in Worcester Co., Maryland (11/13/2023). (c) Jonathan Irons, some rights reserved (CC BY-NC).

View Record Details Photo by Jonathan Irons via iNaturalist MBP List

Ring-necked Duck in Montgomery Co., Maryland (2/25/2023). (c) Stephen John Davies, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 751504 - Psn: 165)

Ring-necked Duck in Montgomery Co., Maryland (2/25/2023). (c) Stephen John Davies, some rights reserved (CC BY-NC).

View Record Details Photo by Stephen John Davies via iNaturalist MBP List

A male Ring-necked Duck in flight over Harford Co., Maryland (2/1/2013).

Photo by Matthew Addicks MBP List

Ring-necked Duck in Prince George's Co., Maryland (2/26/2022). (c) Sergei Drovetski, all rights reserved. (Photo ID: 529174 - Psn: 200)

View Record Details Photo by Sergei Drovetski MBP List

Ring-necked Duck in Howard Co., Maryland (Date obscured). (c) johnbotany, all rights reserved. (Photo ID: 1189643 - Psn: 200)

View Record Details Photo by John Hall MBP List

Ring-necked Duck in Garrett Co., Maryland (Date obscured). (c) Kyle Klotz, all rights reserved (Photo ID: 1474508 - Psn: 200)

View Record Details Photo by Kyle Klotz MBP List

Ring-necked Duck in Worcester Co., Maryland (1/1/2012). (c) Bill Hubick, all rights reserved (Photo ID: 1493021 - Psn: 200)

View Record Details Photo by Bill Hubick MBP List

Ring-necked Duck in Worcester Co., Maryland (1/1/2012). (c) Bill Hubick, all rights reserved (Photo ID: 1493022 - Psn: 200)

View Record Details Photo by Bill Hubick MBP List

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

A male Ring-necked Duck in Prince George's Co., Maryland (2/26/2022). You can see a hint of the difficult-to-see namesake chestnut collar on the neck. (c) Sergei Drovetski, all rights reserved. View Record Details Media by Sergei Drovetski.

Drake Ring-necked Ducks in a variety of typical poses, Worcester Co., Maryland (1/1/2012). Media by Bill Hubick.

Drake Ring-necked Ducks on Loch Raven Reservoir, Baltimore Co., Maryland (2/18/2013). Media by Bill Hubick.

A long-staying pair of Ring-necked Ducks at Baker Park in Frederick Co., Maryland (7/1/2017). View Record Details Media by Andy Wilson.

Ring-necked Ducks in Harford Co., Maryland (3/26/2014). Media by Matthew Addicks.

A drake Ring-necked Duck in Harford Co., Maryland (2/24/2015). View Record Details Media by Matthew Addicks.

A comparison of first-winter male Aytha ducks: Greater Scaup (left), Lesser Scaup (middle) and Ring-necked Duck in Tompkins Co., New York (1/8/2012). Media by Chris Wood.

Ring-necked Duck in Baltimore Co., Maryland (12/22/2021). (c) Emily L. Stanley, some rights reserved (CC BY-NC). View Record Details Media by Emily Stanley.

Ring-necked Duck in Baltimore Co., Maryland (2/6/2022). (c) Carl R. Gold, some rights reserved (CC BY-NC). View Record Details Media by crgkoko via iNaturalist.

Ring-necked Duck in Worcester Co., Maryland (11/13/2023). (c) Jonathan Irons, some rights reserved (CC BY-NC). View Record Details Media by Jonathan Irons via iNaturalist.

Ring-necked Duck in Montgomery Co., Maryland (2/25/2023). (c) Stephen John Davies, some rights reserved (CC BY-NC). View Record Details Media by Stephen John Davies via iNaturalist.

A male Ring-necked Duck in flight over Harford Co., Maryland (2/1/2013). Media by Matthew Addicks.