Online Publications

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The Monitoring and Non-Tidal Assessment Division posts many of its documents to the web as .pdf files. The documents listed below are organized into four groups:

  • Frequently Requested Documents - The publications that get the most attention.
  • General Documents - Publications written for a more general audience, organized into reports and fact sheets.
  • Area-Specific - Fact sheets specific to certain topics and geographic areas around the state.
  • Technical Documents - Sampling manuals, yearly data compilations, special study reports, and other technical reports.
  • Peer Reviewed Journal Articles, Book Chapters, and Symposium Proceedings Based on MBSS Data - .pdf with citations and links to journal websites where you can view abstracts or complete articles.


Can't find the document you are looking for? Use the contact information on the left and we will help you out.

Frequently Requested Documents

Doc TitlePublication Date
Maryland Biological Stream Survey Laboratory Methods for Benthic Macroinvertebrate Processing and Taxonomy (December 2022)2/2/2023
Biological Monitoring and American Eel Passage in the Patapsco River, Maryland (October 2022)2/1/2023
Zebra Mussel Monitoring and Habitat Assessment For Deep Creek Lake, Maryland11/28/2022
Key to the Crayfishes of Maryland5/1/2019
MBSS Sampling Manual : Field Protocols1/29/2019
Manual to the Freshwater Mussels of MD2/1/2016
Maryland Stream Waders Volunteer Stream Monitoring Manual1/9/2015
MBSS Round 3 Fish Population Estimates11/13/2014
Water Quality Monitoring for Trust Fund Sites5/16/2014
Common Fish of Maryland10/22/2013
Study on Dam Removal on the Patapsco River5/1/2013
Stream Discharge Monitoring for Trust Fund Sites5/1/2013
Do Road Salts Cause Environmental Impacts?4/1/2013
Geomorphic Monitoring for Trust Fund Sites2/1/2013
Key to the Amphibians and Reptiles of Maryland1/1/2012
Guide to Using Round 1 and 2 (1995 - 2010) Maryland Biological Stream Survey Data5/10/2010
Key to the Freshwater Fish of Maryland12/1/2009
New Biological Indicators To Better Assess The Condition Of Maryland Streams; Volume 1612/1/2005
Stream Corridor Assessment - Lower Linganore Creek5/1/2005
Family-Level Key to the Stream Invertebrates of Maryland and Surrounding Areas (rev 2003)8/1/2003
A Physical Habitat Index for Freshwater Wadeable Streams in Maryland7/1/2003
Development of a Benthic Index of Biotic Integrity for Maryland Streams12/1/1998

General Documents

Data Sheets

Fact Sheets

Critter Posters

Technical Documents

Due to the large number in our archives, they can not all be listed here. If you are searching for a document that is not found above, please send us a Data Request, and we will be happy to assist you.