Journal of Ecosystems / 2014 / Article / Tab 1 / Research Article
Associated Use Attainment Response between Multiple Aquatic Assemblage Indicators for Evaluating Catchment, Habitat, Water Quality, and Contaminants Table 1 Summary statistics for 22 chemistry (concentration/ppm), habitat, and land use variables by fish grouping cluster (see Figure
2(a) ) in watersheds of the Big Oaks National Wildlife Refuge.
Variable Mean Min Max SD Cluster 1 — — — — — Arsenic 11 2.35 0.2 8.15 2.64 Calcium 11 104.45 75 145 21.95 Chloride 11 12.51 0.05 44 13.37 Fluoride 11 0.14 0.05 0.3 0.08 Hardness 11 153.45 118 215 31.27 Nitrogen 11 0.4 0.01 2.8 0.84 Total phosphorus 11 0.11 0.03 0.41 0.11 Sodium 11 6.98 2.27 20.1 4.87 Total solids 11 300.73 180 1010 240.92 Conductivity 11 493.73 21 2600 706.16 QHEI 11 55.77 25 69.5 11.23 QHEI—substrate score 11 11.41 1 15 3.77 QHEI—instream cover score 11 6.64 2 11 3.38 QHEI—riparian score 11 8.82 4 10 1.82 QHEI—pool/glide score 11 4.64 3 8 1.29 QHEI—riffle/run score 11 3.73 0 5 1.62 QHEI—gradient score 11 4.55 2 8 1.81 Water land use 11 1.88 0 14.62 4.38 Agricultural land use 11 26.84 0 53.07 22.26 Grass/pasture land use 11 27.01 0.13 59.75 22.72 Forest land use 11 39.91 0 96.47 36.5 Industrial land use 11 3.92 0 13.19 5.7 Cluster 2 — — — — — Arsenic 10 0.47 0.2 1.73 0.58 Calcium 10 81.3 28 156 36.95 Chloride 10 3.85 0.05 12 5.1 Fluoride 10 0.09 0.05 0.1 0.02 Hardness 10 113.2 38 235 54.49 Nitrogen 10 0.08 0.01 0.5 0.16 Total phosphorus 10 0.05 0.03 0.13 0.04 Sodium 10 4.99 2.16 16.9 4.52 Total solids 10 163.6 90 300 55.65 Conductivity 10 237.09 87.2 477 105.49 QHEI 10 60.85 50.5 79 9.51 QHEI—substrate score 10 13.25 10.5 17 2.14 QHEI—instream cover score 10 6.5 2 12 3.44 QHEI—riparian score 10 9.85 8.5 10 0.47 QHEI—pool/glide score 10 5 4 7 1.15 QHEI—riffle/run score 10 4.4 2 7 1.51 QHEI—gradient score 10 5 4 10 2.16 Water land use 10 7.99 0.61 19.34 5.82 Agricultural land use 10 6.8 0.22 20.1 7.56 Grass/pasture land use 10 11.7 0.05 34.57 13.84 Forest land use 10 63.09 40.46 81.59 14.74 Industrial land use 10 9.01 0 17.96 6.12 Cluster 3 — — — — — Arsenic 16 1.79 0.2 2.86 0.56 Calcium 16 119.56 85 154 22.47 Chloride 16 30.63 12 124 26.98 Fluoride 16 0.18 0.1 0.5 0.11 Hardness 16 166.38 108 226 37.37 Nitrogen 16 2.42 0.01 24 5.96 Total phosphorus 16 0.24 0.04 1.82 0.44 Sodium 16 15.75 5.34 71.3 16.35 Total solids 16 279.5 192 575 97 Conductivity 16 438.25 313 812 128.76 QHEI 16 57.78 38 67.5 7.91 QHEI—substrate score 16 13.53 11 17 1.94 QHEI—instream cover score 16 6.25 2 12 2.27 QHEI—riparian score 16 7.28 4 10 2.18 QHEI—pool/glide score 16 5.94 4 9 1.53 QHEI—riffle/run score 16 4.03 1 5.5 1.41 QHEI—gradient score 16 6 4 10 2.42 Water land use 16 1.04 0.17 5.67 1.27 Agricultural land use 16 41.83 7.88 54.27 12.18 Grass/pasture land use 16 37.71 25.43 57.81 10.19 Forest land use 16 17.88 9.35 44.6 8.23 Industrial land use 16 0.49 0 7.9 1.97 Cluster 4 — — — — — Arsenic 7 1.86 1.34 3.67 0.81 Calcium 7 90 22 117 32.14 Chloride 7 7.17 0.05 20 9.2 Fluoride 7 0.06 0.05 0.1 0.02 Hardness 7 128.14 35 178 47.11 Nitrogen 7 0.04 0.01 0.2 0.07 Total phosphorus 7 0.07 0.03 0.1 0.02 Sodium 7 5.11 3.04 8.38 2.05 Total solids 7 195.57 88 264 59.26 Conductivity 7 266.84 72.9 370 99.88 QHEI 7 59 41.5 65.5 8.79 QHEI—substrate score 7 12.5 11 15 1.71 QHEI—instream cover score 7 10.57 7 15 2.94 QHEI—riparian score 7 9 3 10 2.65 QHEI—pool/glide score 7 6.43 5 7 0.98 QHEI—riffle/run score 7 2.57 0 5 1.9 QHEI—gradient score 7 3.43 2 4 0.98 Water land use 7 4.79 0.15 14.31 5.35 Agricultural land use 7 18.05 0 49.9 22.16 Grass/pasture land use 7 17.63 0 59.79 23.65 Forest land use 7 51.56 6.5 81.31 33.88 Industrial land use 7 7.45 0 22.43 8.49 Cluster 5 — — — — — Arsenic 9 1.45 0.2 2.1 0.52 Calcium 9 111.78 77 178 27.79 Chloride 9 6.67 0.05 12 4.33 Fluoride 9 0.11 0.05 0.2 0.06 Hardness 9 141.33 106 245 43.77 Nitrogen 9 0.41 0.01 1.2 0.36 Total phosphorus 9 0.1 0.03 0.16 0.05 Sodium 9 4.9 2.34 8.67 1.85 Total solids 9 204.56 155 291 41.22 Conductivity 9 266.08 57.7 431 100.42 QHEI 9 63.72 45 74.5 9.61 QHEI—substrate score 9 12.78 9 16 2.12 QHEI—instream cover score 9 7 5 10 1.87 QHEI—riparian score 9 9.89 9 10 0.33 QHEI—pool/glide score 9 6.67 5 9 1.32 QHEI—riffle/run score 9 4.67 0 7 2.22 QHEI—gradient score 9 6.22 2 10 2.91 Water land use 9 2.12 0.11 5.8 2.33 Agricultural land use 9 18.17 0 36.65 14.18 Grass/pasture land use 9 21.34 0 47.85 16.31 Forest land use 9 53.63 24.15 96.48 26.75 Industrial land use 9 3.99 0 17.65 5.82 Cluster 6 — — — — — Arsenic 13 1.54 0.2 2.41 0.66 Calcium 13 116.69 63 180 37.86 Chloride 13 10.64 0.05 40 10.06 Fluoride 13 0.12 0.05 0.3 0.09 Hardness 13 150.85 88 220 48.12 Nitrogen 13 0.69 0.01 5 1.32 Total phosphorus 13 0.11 0.03 0.37 0.09 Sodium 13 6.48 2.85 22.8 5.18 Total solids 13 218.38 129 366 62 Conductivity 13 335.54 195 562 104.56 QHEI 13 70.54 54 85 7.39 QHEI—substrate score 13 14.85 12 18 1.65 QHEI—instream cover score 13 8.54 5 14 2.67 QHEI—riparian score 13 9.27 6 10 1.2 QHEI—pool/glide score 13 7 5 12 2.2 QHEI—riffle/run score 13 5.77 3 7 1.49 QHEI—gradient score 13 7.54 4 10 2.18 Water land use 13 1.88 0.37 6.25 2.03 Agricultural land use 13 24.31 1.13 50.97 14 Grass/pasture land use 13 27.24 5.86 53.14 16.76 Forest land use 13 41.99 17.11 83.95 20.59 Industrial land use 13 3.54 0 20.11 5.76