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Maryland Invasive and Exotic Species

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Maryland's Invasive and Exotic Species

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Didymo: Invasive Algae

  • Dealing with Didymo

  • Didymo: EPA Fact Sheet

  • “ROCK SNOT” (Didymosphenia geminata) Invasive Algae

  • Maps: Didymo Locations and Survey Sites

  • An Inexpensive, Easy to Build Stream-side Wash Station for Cleaning Wading Boots

  • Statewide Occurrence and Seasonal Abundance Patterns for Didymo in Maryland Waters 

  • Didymo Infestation in Maryland, USA: A State Agency's Reactions, Responses & Results 
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580 Taylor Ave., Annapolis MD 21401

Call toll-free in *Maryland* at 1-877-620-8DNR (8367)

Out of State: 410-260-8DNR (8367)

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