Brian Zarate NJ Div. of Fish & Wildlife, Endangered ... · Conserve Wildlife Foundation NJ Audubon...
Transcript of Brian Zarate NJ Div. of Fish & Wildlife, Endangered ... · Conserve Wildlife Foundation NJ Audubon...
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New Jersey Bog Turtles and Invasive PlantsBrian Zarate
NJ Div. of Fish & Wildlife, Endangered & Nongame Species
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State Range
Found in 10 Counties (Historically 18 Counties – no records from Cumberland, Essex, Hudson)
Burlington Gloucester Hunterdon Mercer (1 recent record 2007) Monmouth (nothing recent) Morris Ocean (nothing recent) Salem Sussex Warren
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Bog Turtle Threats in NJ
Habitat change Succession Invasives/Exotics
Habitat fragmentation Road mortality Genetic isolation?
Illegal collection Law Enforcement
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Conservation is a Team Sport
Partners USFWS – NJFO USFWS – Refuges NRCS Conserve Wildlife Foundation NJ Audubon Universities Consultants/Private Industry Volunteers
Private Landowners• Over 70% of sites are privately owned
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Red Maple
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Shrubs
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Phragmites
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Reed Canary Grass
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Goats - ‘Living Brush-Hogs’•Clearing brush, large trees, multiflora rose, Phragmites,
reed canary grass, cattail, purple loosestrife
•When preferred browse reduced, will seek newpasture
•Short-term use
Cattle•Clearing brush, Phragmites, reed canary grass,
cattail, purple loosestrife
•Excellent at litter compaction
•Require large >2 acre enclosure with uplands
•Long-term habitat maintenance
•Best choice - augment microhabitats & hydrology
Sheep•Primarily grasses
•Use in conjunction with goats
•Excellent for re-sprouted Phragmites & Microstegium
Traditional livestock
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Restoration Grazing
Herbicides
Hand-removal
Prescribed burning
(Traditional Vegetation Control Methods)
•Labor-intensive•Potentially harmful•Ineffective for some plants•Affect non-target plants
VS.
Prescribed Grazing•Historically occurred at most sites•Effective for all types of invasives•Improves microhabitats for turtles
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1999
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2003
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Water Buffalo
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On the Horizon…???
European AlderGlossy BuckthornMile-a-minuteKudzuSiebold's Viburnum