Family Palaemonidae

Taxon ID: 27438

Summary

Maryland Biodiversity Project has documented 7 taxa in Family Palaemonidae spanning 2 genera.

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Records

MBP has 47 records spanning 11 counties.

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Direct Child Taxa (2)

Taxonomic Leaves (6)

Additional taxa

Palaemon sp.

Media

35 displayed media

An Oriental Shrimp in Gloucester County, VA (9/29/2017).

Oriental Shrimp (Palaemon macrodactylus M. J. Rathbun, 1902) Media by Robert Aguilar, SERC View Record

Oriental Shrimp in Calvert Co., Maryland (10/11/2020). (c) Benji Beluga, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>).

Oriental Shrimp (Palaemon macrodactylus M. J. Rathbun, 1902) Media by Ben Springer View Record

A Marsh Grass Shrimp in Anne Arundel Co., Maryland (5/15/2015). Measured 49 mm.

Marsh Grass Shrimp (Palaemon vulgaris) Media by Robert Aguilar, SERC View Record

Oriental Shrimp in Queen Anne's Co., Maryland (11/27/2021). (c) Emilio Concari, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>).

Oriental Shrimp (Palaemon macrodactylus M. J. Rathbun, 1902) Media by Emilio Concari View Record

An Oriental Shrimp in Anne Arundel Co., Maryland (6/8/2018).

Oriental Shrimp (Palaemon macrodactylus M. J. Rathbun, 1902) Media by Robert Aguilar, SERC View Record

An Oriental Shrimp in Queen Anne's Co., Maryland (8/17/2011). Photo taken after preservation in Ethanol, which removed all color.

Oriental Shrimp (Palaemon macrodactylus M. J. Rathbun, 1902) Media by Robert Aguilar, SERC View Record

A Daggerblade Grass Shrimp in Charles Co., Maryland (9/21/2016).

Daggerblade Grass Shrimp (Palaemon pugio) Media by Robert Aguilar, SERC View Record

A Riverine Grass Shrimp with eggs collected in Worcester Co., Maryland (8/18/2018).

Riverine Grass Shrimp (Palaemon paludosus Gibbes, 1850) Media by Robert Aguilar, SERC View Record

Oriental Shrimp in Kent Co., Maryland (6/4/2021). (c) dansmall, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>).

Oriental Shrimp (Palaemon macrodactylus M. J. Rathbun, 1902) Media by Dan Small View Record

A Riverine Grass Shrimp collected in Wicomico Co., Maryland (8/7/2018).

Riverine Grass Shrimp (Palaemon paludosus Gibbes, 1850) Media by Robert Aguilar, SERC View Record

A Daggerblade Grass Shrimp at Andelot Farm, Kent Co., Maryland (6/7/2014).

Daggerblade Grass Shrimp (Palaemon pugio) Media by Robert Aguilar, SERC

Riverine Grass Shrimp in Queen Anne's Co., Maryland (9/27/2022). (c) Emilio Concari, some rights reserved (CC BY-NC)

Riverine Grass Shrimp (Palaemon paludosus Gibbes, 1850) Media by Emilio Concari View Record

Marsh Grass Shrimp in Worcester Co., Maryland (8/22/2021). (c) Jim Brighton, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>).

Marsh Grass Shrimp (Palaemon vulgaris) Media by Jim Brighton View Record

A Daggerblade Grass Shrimp in Dorchester Co., Maryland (9/8/2018). This individual is infecting with isopod parasite, Probopyrus pandalicola.

Daggerblade Grass Shrimp (Palaemon pugio) Media by Robert Aguilar, SERC View Record

A Daggerblade Grass Shrimp (32 mm) infected by a <em>Probopyrus pandalicola</em> in Anne Arundel Co., Maryland (3/21/2015).

Daggerblade Grass Shrimp (Palaemon pugio) Media by Robert Aguilar, SERC View Record

Daggerblade Grass Shrimp in Baltimore Co., Maryland (6/4/2022). (c) trinectes, all rights reserved.

Daggerblade Grass Shrimp (Palaemon pugio) Media by Robert Aguilar, SERC View Record

Oriental Shrimp (Palaemon macrodactylus M. J. Rathbun, 1902) Media by Emilio Concari View Record

Oriental Shrimp in Dorchester Co., Maryland (7/15/2025). (c) trinectes, all rights reserved.

Oriental Shrimp (Palaemon macrodactylus M. J. Rathbun, 1902) Media by Robert Aguilar, SERC View Record

Daggerblade Grass Shrimp (Palaemon pugio) Media by Robert Aguilar, SERC View Record

Oriental Shrimp in Anne Arundel Co., Maryland (4/20/2023). (c) sercfisheries, all rights reserved.

Oriental Shrimp (Palaemon macrodactylus M. J. Rathbun, 1902) Media by Robert Aguilar, SERC View Record

Riverine Grass Shrimp (Palaemon paludosus Gibbes, 1850) Media by Emilio Concari View Record

Riverine Grass Shrimp in Queen Anne's Co., Maryland (3/29/2025). (c) Drew, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>).

Riverine Grass Shrimp (Palaemon paludosus Gibbes, 1850) Media by Drew via iNaturalist View Record

Brown Grass Shrimp in Worcester Co., Maryland (8/14/2021). (c) jmole, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>).

Brown Grass Shrimp (Leander tenuicornis) Media by J Mollenhauer via iNaturalist View Record

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Media use: Photos and other media featured on Maryland Biodiversity Project may be used only with express permission of the photographer.

Synonyms

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Citations

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Descendant Taxa Checklist

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Common Name	Scientific Name	Family	Order	Class	Kingdom
Brackish Grass Shrimp	Palaemon mundusnovus	Palaemonidae	Decapoda	Malacostraca	Animalia
Daggerblade Grass Shrimp	Palaemon pugio	Palaemonidae	Decapoda	Malacostraca	Animalia
Marsh Grass Shrimp	Palaemon vulgaris	Palaemonidae	Decapoda	Malacostraca	Animalia
Brown Grass Shrimp	Leander tenuicornis	Palaemonidae	Decapoda	Malacostraca	Animalia
Oriental Shrimp	Palaemon macrodactylus	Palaemonidae	Decapoda	Malacostraca	Animalia
Riverine Grass Shrimp	Palaemon paludosus	Palaemonidae	Decapoda	Malacostraca	Animalia
No Common Name	Palaemon sp.	Palaemonidae	Decapoda	Malacostraca	Animalia

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Family Palaemonidae

Summary

Records

Direct Child Taxa (2)

Taxonomic Leaves (6)

Additional taxa

Media

Synonyms

Resources

Citations

Wikipedia

Descendant Taxa Checklist