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HomeMy WebLinkAbout20081317 Ver 1_Table 6 2014 5th Annual Stream Buffer Total Survival_20160314Table 6. Survival of trees and shrubs by species planted in 19 0.017 -acre plots in 0 -50 -foot riparian buffer at Hell Swamp from baseline (summer 2010) to fall 2014. Species with no values in any columns were among the planted stems but not represented in any buffer plots. 'The number tagged at baseline has been adjusted to reflect the proper identification of species and more planted stems found in later fall sampling events. 2Survival was considered unsure if the stem appeared dead (brittle, no green, broken, etc.) at the current sampling event and dead if at both the current and last sampling events the stem was not unquestionably alive. 3Total includes alive + unsure. 4Percent survival was calculated as: (Fall/Baseline tagged) X 100. 5Genus changed to Eubotrys Hell Swamp/Scott Creek T-55 PCS Phosphate Company, Inc. Fifth Annual and Summary Report February 2016 Tagged at Fall 2014 stems Percent Surviva14 Percent of Scientific name Common name baseline' Alive Unsure Total3 Alive Total3 alive stems Large trees Carya aquatica water hickory 1 1 0 1 100 100 0.50 Fagus grandifolia American beech 0 0 0 0 -- -- -- Fraxinus pennsylvanica green ash 35 33 0 33 94 94 16.42 Nyssa aquatica water tupelo 5 2 0 2 40 40 1.00 Nyssa biflora swamp black gum 37 21 0 21 57 57 10.45 Prunus serotina black cherry 0 0 0 0 -- -- -- Quercus alba white oak 4 4 0 4 100 100 1.99 Q. falcata southern red oak 1 1 0 1 100 100 0.50 Q. laurifolia laurel oak 11 9 1 10 82 91 4.48 Q. lyrata overcup oak 38 30 1 31 79 82 14.93 Q. michauxii swamp chestnut oak 31 23 2 25 74 81 11.44 Q. nigra water oak 11 11 0 11 100 100 5.47 Q. pagoda cherrybark oak 0 0 0 0 -- -- -- Q. phellos willow oak 4 4 0 4 100 100 1.99 Q. spp. oak 0 0 0 0 -- -- 0.00 Taxodium distichum bald cypress 36 27 2 29 75 81 13.43 Ulmus americana American elm 13 13 0 13 100 100 6.47 Small trees Clethra alnifolia sweet pepperbush 8 3 0 3 38 38 1.49 Cyrilla racemiflora titi 5 2 1 3 40 60 1.00 Diospyros virginiana common persimmon 7 7 0 7 100 100 3.48 Ilex decidua possumhaw 0 0 0 0 -- -- 0.00 1. opaca American holly 4 2 0 2 50 50 1.00 Magnolia virginiana sweet bay 15 7 0 7 47 47 3.48 Oxydendron arboreum sourwood 0 0 0 0 -- -- -- Persea palustris red bay 7 1 0 1 14 14 0.50 Total 273 201 7 208 74 76 Density (stems =0.32) 1 853 1 628 22 650 Shrubs Cephalanthus occidentalis buttonbush 1 0 0 0 -- -- Cornus amomum silky dogwood 0 0 0 0 -- Ilex glabra ink berry 0 0 0 0 - Ilex verticillata winterberry 0 0 0 0 -- -- -- Itea virginica Virginia willow 10 7 0 7 70 70 88.00 Leucothoe racemosa 5 swamp doghobble 1 1 0 1 100 100 12.50 Lindera benzoin spicebush 0 0 0 0 -- -- -- Rosa palustris swamp rose 0 0 0 0 Vaccinium corymbosum high bush blueberry 0 0 0 0 - - Viburnum nudum possumhaw viburnum 0 0 0 0 -- -- Total 12 8 0 867 67 Density (stems =0.32) 38 25 0 25 Unknown sp. 20 0 0 0 0 0 Total Total 305 209 7 216 69 71 Total density 953 653 22 706 'The number tagged at baseline has been adjusted to reflect the proper identification of species and more planted stems found in later fall sampling events. 2Survival was considered unsure if the stem appeared dead (brittle, no green, broken, etc.) at the current sampling event and dead if at both the current and last sampling events the stem was not unquestionably alive. 3Total includes alive + unsure. 4Percent survival was calculated as: (Fall/Baseline tagged) X 100. 5Genus changed to Eubotrys Hell Swamp/Scott Creek T-55 PCS Phosphate Company, Inc. Fifth Annual and Summary Report February 2016