Maryland Biodiversity Project - Tropisternus collaris striolatus

Tropisternus collaris (Fabricius, 1775) striolatus (LeConte, 1855)

Synonyms: Tropisternus striolatus.

Kingdom Animalia > Phylum Arthropoda > Class Insecta > Order Coleoptera > Family Hydrophilidae > Genus Tropisternus Tropisternus collaris striolatus (LeConte, 1855) - https://www.marylandbiodiversity.com/view/11686

Records:

There are 28 records in the project database.

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Seasonality:

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A <em>Tropisternus collaris</em> in Kent Co., Maryland (8/7/2021). Verified by Vassili Belov/BugGuide. (Photo ID: 431665 - Psn: 19)

A Tropisternus collaris in Kent Co., Maryland (8/7/2021). Verified by Vassili Belov/BugGuide. Photo by Dave Webb. (MBP list)

<em>Tropisternus collaris</em> in Frederick Co., Maryland (8/12/2021). (c) Emilio Concari, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 747120 - Psn: 20)

Tropisternus collaris in Frederick Co., Maryland (8/12/2021). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

A <em>Tropisternus collaris</em> in Baltimore Co., Maryland (10/25/2019). Verified by Brady Richards/BugGuide. (Photo ID: 154393 - Psn: 25)

A Tropisternus collaris in Baltimore Co., Maryland (10/25/2019). Verified by Brady Richards/BugGuide. Photo by Emilio Concari. (MBP list)

<em>Tropisternus collaris</em> in Worcester Co., Maryland (8/6/2022). (c) Derek Hudgins, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 624260 - Psn: 44)

Tropisternus collaris in Worcester Co., Maryland (8/6/2022). (c) Derek Hudgins, some rights reserved (CC BY-NC). Photo by tdhudgins via iNaturalist. (MBP list)

<em>Tropisternus collaris</em> in Carroll Co., Maryland (8/6/2021). (c) Emilio Concari, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 715652 - Psn: 45)

Tropisternus collaris in Carroll Co., Maryland (8/6/2021). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Tropisternus collaris in Frederick Co., Maryland (8/12/2021). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

<em>Tropisternus collaris</em> in Charles Co., Maryland (10/24/2021). (c) Emilio Concari, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 747125 - Psn: 45)

Tropisternus collaris in Charles Co., Maryland (10/24/2021). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

<em>Tropisternus collaris</em> in Somerset Co., Maryland (7/31/2021). (c) Jim Brighton, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 425166 - Psn: 51)

Tropisternus collaris in Somerset Co., Maryland (7/31/2021). (c) Jim Brighton, some rights reserved (CC BY-NC). Photo by Jim Brighton. (MBP list)

A <em>Tropisternus collaris</em> in Baltimore Co., Maryland (10/25/2019). Determined by Brady Richards/BugGuide. (Photo ID: 154394 - Psn: 55)

A Tropisternus collaris in Baltimore Co., Maryland (10/25/2019). Determined by Brady Richards/BugGuide. Photo by Emilio Concari. (MBP list)

<em>Tropisternus collaris</em> in Prince George's Co., Maryland (7/8/2020). (c) Hans Holbrook, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 186671 - Psn: 55)

Tropisternus collaris in Prince George's Co., Maryland (7/8/2020). (c) Hans Holbrook, some rights reserved (CC BY-NC). Photo by Hans Holbrook. (MBP list)

<em>Tropisternus collaris</em> in Somerset Co., Maryland (7/30/2021). (c) tomfeild, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 454752 - Psn: 55)

Tropisternus collaris in Somerset Co., Maryland (7/30/2021). (c) tomfeild, some rights reserved (CC BY-NC). Photo by Tom Feild. (MBP list)

<em>Tropisternus collaris</em> in Kent Co., Maryland (8/14/2021). Verified by Matthew Pintar/BugGuide. (Photo ID: 459735 - Psn: 55)

Tropisternus collaris in Kent Co., Maryland (8/14/2021). Verified by Matthew Pintar/BugGuide. Photo by Jim Moore. (MBP list)

<em>Tropisternus collaris</em> in Washington Co., Maryland (7/22/2022). (c) Mark Etheridge, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 610520 - Psn: 55)

Tropisternus collaris in Washington Co., Maryland (7/22/2022). (c) Mark Etheridge, some rights reserved (CC BY-NC). Photo by Mark Etheridge. (MBP list)

<em>Tropisternus collaris</em> in Dorchester Co., Maryland (8/6/2021). (c) tomfeild, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 485085 - Psn: 56)

Tropisternus collaris in Dorchester Co., Maryland (8/6/2021). (c) tomfeild, some rights reserved (CC BY-NC). Photo by Tom Feild. (MBP list)

<em>Tropisternus collaris</em> in Prince George's Co., Maryland (7/19/2020). (c) Hans Holbrook, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 200341 - Psn: 65)

Tropisternus collaris in Prince George's Co., Maryland (7/19/2020). (c) Hans Holbrook, some rights reserved (CC BY-NC). Photo by Hans Holbrook. (MBP list)

Tropisternus collaris in Charles Co., Maryland (10/24/2021). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

<em>Tropisternus collaris</em> in Baltimore Co., Maryland (10/18/2019). (c) arimdans, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 188816 - Psn: 74)

Tropisternus collaris in Baltimore Co., Maryland (10/18/2019). (c) arimdans, some rights reserved (CC BY-NC). Photo by arimdans via iNaturalist. (MBP list)

<em>Tropisternus collaris</em> in Prince George's Co., Maryland (6/25/2023). No rights reserved. (Photo ID: 843363 - Psn: 78)

Tropisternus collaris in Prince George's Co., Maryland (6/25/2023). No rights reserved. Photo by Sam Droege. (MBP list)

<em>Tropisternus collaris</em> in Anne Arundel Co., Maryland (7/4/2020). (c) Timothy Reichard, all rights reserved. (Photo ID: 747208 - Psn: 88)

<em>Tropisternus collaris</em> in Washington Co., Maryland (7/28/2023). (c) Mark Etheridge, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 856203 - Psn: 88)

Tropisternus collaris in Washington Co., Maryland (7/28/2023). (c) Mark Etheridge, some rights reserved (CC BY-NC). Photo by Mark Etheridge. (MBP list)

<em>Tropisternus collaris</em> in Charles Co., Maryland (6/10/2023). Determined by Matthew Pintar/BugGuide. (Photo ID: 859457 - Psn: 88)

Tropisternus collaris in Charles Co., Maryland (6/10/2023). Determined by Matthew Pintar/BugGuide. Photo by Julie Simpson. (MBP list)

<em>Tropisternus collaris</em> in Anne Arundel Co., Maryland (7/4/2020). (c) Timothy Reichard, all rights reserved. (Photo ID: 747209 - Psn: 89)

<em>Tropisternus collaris</em> in Anne Arundel Co., Maryland (7/4/2020). (c) Timothy Reichard, all rights reserved. (Photo ID: 747210 - Psn: 95)

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