Duck River - Duck River Unit, Tennessee National Wildlife Refuge
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Duck River - Duck River Unit, Tennessee National Wildlife Refuge |
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Colony Name:
Duck River - Tennessee National Wildlife
Refuge
Colony Code: Humphreys-1
County:
Humphreys
Geographical
Location.
Physiographic Province:
PIF 14 (Interior Low Plateaus [Western Highland Rim]); BCR 27 (Southeastern
Coastal Plain)
Latitude and Longitude:
35.95583 and -87.94266
How
Obtained: Standing on nearest levee, 1/4 mile northwest of island
Nearest City/Town:
New Johnsonville
Distance:
4.5 miles
Directions from town to colony:
Follow refuge signs from Highway 76 and Long Street to refuge.
Continue down Refuge Lane approximately one mile. Look for the first opening
of the lake to the east.
Owner: Tennessee National Wildlife
Refuge/US Fish and Wildlife Service
Address: 3006 Dinkins Lane, Paris, TN 38242
Management Plan: None
Description.
General Description: Site is a willow treed island near
the mouth of the Duck River where it meets the Tennessee River
General Habitat:
Freshwater Island
Specific Habitat:
Deciduous Trees
Species of nest trees:
Size: 0.5 hectare
History.
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Cumulative Breeding Summary |
| Year | Species | Maximum Number Adults Observed |
Total Number Active Nests |
Total Number Young Seen in Nests |
Estimated Breeding Pairs |
| 2008 | Great Blue Heron | 170 | 170 | -- | 170 |
2008
Survey Results.
Survey Dates:
April 2 (9:00-9:15 a.m.)
Survey Vantage Point:
From Vehicle
Primary Observers: Clayton C. Ferrell, Tennessee National
Wildlife Refuge, 3006 Dinkins Lane, Paris, TN 38242, 931-535-2465, ext 15;
clayton_ferrell@fws.gov.
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2008 Breeding Surveys |
| Date | Species | Reproductive Stage | Survey Type (Nests) | Survey Type (Adults) | Total Number Adults | Total Number Nests | Number Active Nests | Number Young Seen | Estimated Breeding Pairs |
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April 2 |
Great Blue Heron | Eggs in Nest | Actual Count | Visual Count | 170 | 182 | 170 | -- | 170 |
| Comments: April 2 - Most of the nests were being incubated, but several were under construction. |
2009
Survey Results.
Survey Dates:
February 15 and March 8
Survey Vantage Point:
Primary Observers: John D. Froeschauer, 258 Thuss Avenue,
Nashville, TN 37211, 615-333-6732,
john.froeschauer@state.tn.us.
Additional Observers:
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2008 Breeding Surveys |
| Date | Species | Reproductive Stage | Survey Type (Nests) | Survey Type (Adults) | Total Number Adults | Total Number Nests | Number Active Nests | Number Young Seen | Estimated Breeding Pairs |
| February 15 | Great Blue Heron | Actual Count | Actual Count | 46 | 113 | 46 | 0 | 46 | |
| March 8 | Great Blue Heron | Eggs in Nest | Actual Count | Actual Count | about 135 | 123 | 102 | 0 | 102 |
| Comments: February 15 - Of the 113 nest, 46 contained a Great Blue Heron. March 8 - Of the 123 nest, 102 were occupied by a Great Blue Heron and about a third of them had another Great Blue Heron standing on the side. |
