Margined Madtom Noturus insignis (J. Richardson, 1836)    
Kingdom Animalia   >   Phylum Chordata   >   Class Actinopterygii   >   Order Siluriformes   >   Family Ictaluridae   >   Genus Noturus   

Status:

This species is a small and secretive catfish relative typically found in gravelly riffles of streams.

There are 68 records in the project database.

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A Margined Madtom caught in Harford Co., Maryland (6/22/2012). Photo by Robert Aguilar, SERC. (MBP list)

Margined Madtom in Howard Co., Maryland (8/10/2020). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Margined Madtom in Howard Co., Maryland (8/10/2020). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Margined Madtom in Howard Co., Maryland (1/14/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Margined Madtom in Howard Co., Maryland (1/14/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Margined Madtom in Frederick Co., Maryland (8/30/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Margined Madtom in Charles Co., Maryland (10/3/2020). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Margined Madtom in Howard Co., Maryland (8/12/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Margined Madtom in Caroline Co., Maryland (10/22/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

A Margined Madtom caught in Howard Co., Maryland (6/24/2016). Photo by Bill Hubick. (MBP list)

A Margined Madtom from Deer Creek, Harford Co., Maryland (7/10/2012). Photo by Matt Tillett. (MBP list)

Margined Madtom in Frederick Co., Maryland (8/23/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

Margined Madtom in Frederick Co., Maryland (8/30/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

A Margined Madtom caught in the Big Gunpowder in Baltimore Co., Maryland (8/28/2016). Photo by Patrick Treece. (MBP list)

Margined Madtom in Allegany Co., Maryland (6/4/2021). (c) tomfeild, some rights reserved (CC BY-NC). Photo by Tom Feild. (MBP list)

A Margined Madtom in Charles Co., Maryland (10/19/2019). Photo by Robert Aguilar, SERC. (MBP list)

Margined Madtom in Prince George's Co., Maryland (7/16/2021). (c) baltimorefishing1, some rights reserved (CC BY-NC). Photo by baltimorefishing1 via iNaturalist. (MBP list)

Margined Madtom in Frederick Co., Maryland (8/30/2022). (c) Emilio Concari, some rights reserved (CC BY-NC). Photo by Emilio Concari. (MBP list)

A Margined Madtom in Anne Arundel Co., Maryland (4/5/2018). Whitish nodules could result from a parasitic and/or bacterial infection. Photo by Robert Aguilar, SERC. (MBP list)

Margined Madtom in Prince George's Co., Maryland (9/12/2020). (c) Benji Beluga, some rights reserved (CC BY-NC). Photo by Ben Springer. (MBP list)

Margined Madtom in Prince George's Co., Maryland (9/12/2020). (c) Benji Beluga, some rights reserved (CC BY-NC). Photo by Ben Springer. (MBP list)

Margined Madtom in Howard Co., Maryland (8/10/2020). (c) smuller, some rights reserved (CC BY-NC). Photo by Sue Muller. (MBP list)

Margined Madtom in Howard Co., Maryland (8/10/2020). (c) smuller, some rights reserved (CC BY-NC). Photo by Sue Muller. (MBP list)

Margined Madtom in Prince George's Co., Maryland (9/15/2020). (c) Benji Beluga, some rights reserved (CC BY-NC). Photo by Ben Springer. (MBP list)


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