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Don Yurewicz
Jun 19, 20211 min read
Invasive Species in New Hampshire
Conway Lake is currently free of invasive (aka "exotic") species. The posts below include descriptions of invasive plants and animals we...
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mariagross
Jul 24, 20202 min read
European naiad with important distinctions
July 24 Per my request, Cliff Cabral has now given us the chance to see 4 invasive specimens he is currently harvesting. Three from...
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mariagross
Jun 5, 20204 min read
Cyanobacteria vs Filamentous Green Algae
Quick ways to detect the differences Download the BloomWatch app (Cyanos.org) A cyanobacteria bloom on a NH Lake. Photo courtesy NH DES...
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Don Yurewicz
Mar 21, 20201 min read
Variable Milfoil - Exotic
Variable Milfoil is present in 75 locations in NH including Ossipee, Squam and Winnipesaukee lakes. We should be hyper-vigilant to the...
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Don Yurewicz
Mar 20, 20201 min read
Eurasian Water Milfoil - Exotic
While Eurasian Water Milfoil is not common in NH lakes, it is present and we need to be vigilant to its introduction. Once present in a...
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Don Yurewicz
Mar 19, 20201 min read
Curly Leaf Pondweed - Exotic
Curly Leaf Pondweed has been found in Lake Winnepausaukee so we should be on the lookout for this exotic in Conway Lake. Curly Leaf...
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Don Yurewicz
Mar 15, 20201 min read
Fanwort - Exotic
Fanwort is currently found in the following waterbodies in New Hampshire: Arlington Mill Reservoir in North Salem, Big Island Pond in...
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Don Yurewicz
Mar 10, 20201 min read
Hydrilla and Brazilian Elodea - Exotics
Hydrilla is present in the nearby states of Maine, Massachusetts, Connecticut, and Pennsylvania, and Brazilian elodea is present in Nuts...
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Don Yurewicz
Mar 5, 20202 min read
Water Chestnut - Exotic
Water Chestnut has invaded portions of the Connecticut and Nashua rivers in New Hampshire and is present in nearby states. Source:...
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Don Yurewicz
Mar 5, 20201 min read
Spiny Naiad (Najas minor), aka European Naiad - Invasive
Spiny Naiad is currently found in 7 locations within New Hampshire! Spiny Naiad is a submersed rooted or floating plant. Leave are...
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Don Yurewicz
Mar 3, 20201 min read
Spiny Waterflea (EXOTIC)
Photo by Gary Montz (https://www.invasivespeciesinfo.gov/profile/spiny-water-flea) Spiny waterflea is a planktonic crustacean less than...
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Don Yurewicz
Mar 2, 20201 min read
Chinese Mystery Snail (EXOTIC)
There are over 80 infestations of Chinese Mystery Snail in New Hampshire! http://www.moonlake.org/blog/2011/08/02/chinese-mystery-snail-u...
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Don Yurewicz
Mar 1, 20201 min read
Zebra Mussels (EXOTIC)
Zebra mussels are small shellfish marked by alternating light and dark bands. They are typically two inches or less...
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Don Yurewicz
Mar 1, 20201 min read
Asian Clam (EXOTIC)
The Asian clam has been identified in 7 waterbodies within New Hampshire. The Asian clam is a small (<50 mm) lightly-colored bivalve. ...
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