| Spring Survey | Fall Survey | ||||||||||||||||||
| Age | Year | n | Numerical Index | Biomass Index | Age | Year | n | Numerical Index | Biomass Index | ||||||||||
| LCI | Index | UCI | LCI | Index | UCI | LCI | Index | UCI | LCI | Index | UCI | ||||||||
| All | 2007 | All | 2007 | 102 | 11.19 | 18.64 | 30.63 | 4.12 | 6.35 | 9.56 | |||||||||
| 2008 | 86 | 0.22 | 0.52 | 0.90 | 0.03 | 0.12 | 0.22 | 2008 | 102 | 6.11 | 11.03 | 19.35 | 1.73 | 2.93 | 4.67 | ||||
| 2009 | 91 | 0.85 | 1.49 | 2.35 | 0.27 | 0.53 | 0.84 | 2009 | 107 | 16.35 | 27.39 | 45.46 | 4.40 | 6.80 | 10.27 | ||||
| 2010 | 87 | 0.22 | 0.62 | 1.15 | 0.04 | 0.28 | 0.56 | 2010 | 102 | 5.35 | 9.65 | 16.87 | 2.11 | 3.53 | 5.59 | ||||
| 2011 | 87 | 0.50 | 0.90 | 1.42 | 0.16 | 0.33 | 0.52 | 2011 | 102 | 12.38 | 20.86 | 34.72 | 3.68 | 5.70 | 8.61 | ||||
| 2012 | 87 | 0.49 | 0.79 | 1.16 | 0.07 | 0.17 | 0.29 | 2012 | 102 | 54.09 | 91.41 | 154.02 | 9.77 | 15.01 | 22.79 | ||||
| 2013 | 87 | 6.37 | 10.27 | 16.25 | 1.47 | 2.29 | 3.37 | 2013 | 102 | 7.58 | 13.80 | 24.54 | 2.11 | 3.62 | 5.87 | ||||
| 2014 | 87 | 2.31 | 3.94 | 6.40 | 0.62 | 1.10 | 1.72 | 2014 | 102 | 5.71 | 9.40 | 15.12 | 2.15 | 3.30 | 4.86 | ||||
| 2015 | 87 | 1.90 | 3.04 | 4.64 | 0.48 | 0.84 | 1.29 | 2015 | 102 | 1.47 | 2.61 | 4.28 | 0.59 | 1.06 | 1.67 | ||||
| 2016 | 87 | 0.20 | 0.67 | 1.33 | 0.03 | 0.29 | 0.62 | 2016 | 102 | 1.10 | 1.59 | 2.19 | 0.26 | 0.45 | 0.66 | ||||
| 2017 | 2017 | 102 | 3.03 | 4.06 | 5.35 | 0.80 | 1.05 | 1.33 | |||||||||||
| 2018 | 87 | 0.18 | 0.38 | 0.61 | 0.01 | 0.07 | 0.12 | 2018 | 102 | 2.55 | 4.00 | 6.06 | 0.69 | 1.07 | 1.55 | ||||
| 2019 | 86 | 0.52 | 1.03 | 1.71 | 0.13 | 0.33 | 0.57 | 2019 | 102 | 0.64 | 1.15 | 1.81 | 0.07 | 0.24 | 0.44 | ||||
| 2020 | 2020 | 102 | 2.45 | 3.80 | 5.67 | 0.45 | 0.78 | 1.18 | |||||||||||
| 2021 | 87 | 0.62 | 1.05 | 1.60 | 0.13 | 0.26 | 0.41 | 2021 | 102 | 15.60 | 26.23 | 43.68 | 3.76 | 5.72 | 8.51 | ||||
| 2022 | 87 | 1.11 | 2.15 | 3.70 | 0.21 | 0.54 | 0.95 | 2022 | 102 | 4.47 | 6.69 | 9.81 | 1.28 | 1.81 | 2.46 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||
| 0 | 2007 | 0 | 2007 | 102 | 1.35 | 2.48 | 4.15 | 0.50 | 0.96 | 1.55 | |||||||||
| 2008 | 86 | 0.00 | 0.16 | 0.36 | 0.00 | 0.03 | 0.09 | 2008 | 102 | 4.22 | 7.80 | 13.85 | 1.19 | 2.11 | 3.41 | ||||
| 2009 | 91 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2009 | 107 | 2.43 | 3.91 | 6.02 | 0.67 | 1.08 | 1.59 | ||||
| 2010 | 87 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2010 | 102 | 1.06 | 2.14 | 3.78 | 0.41 | 0.87 | 1.48 | ||||
| 2011 | 87 | 0.12 | 0.41 | 0.78 | 0.00 | 0.13 | 0.28 | 2011 | 102 | 1.14 | 1.94 | 3.02 | 0.37 | 0.65 | 0.97 | ||||
| 2012 | 87 | 0.05 | 0.18 | 0.32 | 0.00 | 0.02 | 0.04 | 2012 | 102 | 41.06 | 69.85 | 118.33 | 7.72 | 11.93 | 18.17 | ||||
| 2013 | 87 | 0.37 | 0.58 | 0.83 | 0.05 | 0.10 | 0.16 | 2013 | 102 | 2.24 | 3.86 | 6.28 | 0.67 | 1.17 | 1.80 | ||||
| 2014 | 87 | 0.00 | 0.04 | 0.10 | 0.00 | 0.00 | 0.01 | 2014 | 102 | 1.99 | 3.11 | 4.65 | 0.79 | 1.18 | 1.65 | ||||
| 2015 | 87 | 0.18 | 0.29 | 0.41 | 0.03 | 0.05 | 0.06 | 2015 | 102 | 0.33 | 0.68 | 1.12 | 0.14 | 0.31 | 0.50 | ||||
| 2016 | 87 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2016 | 102 | 0.85 | 1.23 | 1.70 | 0.19 | 0.35 | 0.53 | ||||
| 2017 | 2017 | 102 | 2.53 | 3.40 | 4.49 | 0.70 | 0.93 | 1.19 | |||||||||||
| 2018 | 87 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2018 | 102 | 1.15 | 1.90 | 2.91 | 0.35 | 0.60 | 0.89 | ||||
| 2019 | 86 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2019 | 102 | 0.44 | 0.86 | 1.39 | 0.05 | 0.19 | 0.35 | ||||
| 2020 | 2020 | 102 | 2.13 | 3.35 | 5.03 | 0.40 | 0.70 | 1.08 | |||||||||||
| 2021 | 87 | 0.00 | 0.25 | 0.56 | 0.00 | 0.08 | 0.20 | 2021 | 102 | 5.03 | 8.17 | 12.92 | 1.49 | 2.23 | 3.19 | ||||
| 2022 | 87 | 0.04 | 0.20 | 0.39 | 0.00 | 0.02 | 0.05 | 2022 | 102 | 2.47 | 3.75 | 5.51 | 0.82 | 1.16 | 1.58 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||
| 1 | 2007 | 1 | 2007 | 102 | 5.19 | 8.59 | 13.86 | 1.95 | 3.05 | 4.57 | |||||||||
| 2008 | 86 | 0.01 | 0.14 | 0.29 | 0.00 | 0.03 | 0.07 | 2008 | 102 | 0.90 | 1.68 | 2.78 | 0.29 | 0.57 | 0.90 | ||||
| 2009 | 91 | 0.83 | 1.42 | 2.21 | 0.25 | 0.49 | 0.77 | 2009 | 107 | 9.53 | 16.08 | 26.71 | 2.95 | 4.60 | 6.93 | ||||
| 2010 | 87 | 0.19 | 0.57 | 1.08 | 0.03 | 0.25 | 0.53 | 2010 | 102 | 2.35 | 4.19 | 7.03 | 0.98 | 1.64 | 2.52 | ||||
| 2011 | 87 | 0.41 | 0.76 | 1.19 | 0.13 | 0.28 | 0.45 | 2011 | 102 | 7.28 | 12.47 | 20.91 | 2.35 | 3.71 | 5.62 | ||||
| 2012 | 87 | 0.11 | 0.23 | 0.36 | 0.01 | 0.04 | 0.07 | 2012 | 102 | 9.07 | 14.04 | 21.46 | 1.80 | 2.65 | 3.78 | ||||
| 2013 | 87 | 4.34 | 7.15 | 11.43 | 1.09 | 1.74 | 2.59 | 2013 | 102 | 6.17 | 11.25 | 19.94 | 1.80 | 3.09 | 4.99 | ||||
| 2014 | 87 | 0.74 | 1.40 | 2.31 | 0.20 | 0.43 | 0.69 | 2014 | 102 | 2.92 | 4.62 | 7.06 | 1.08 | 1.62 | 2.31 | ||||
| 2015 | 87 | 0.38 | 0.59 | 0.84 | 0.07 | 0.13 | 0.19 | 2015 | 102 | 0.80 | 1.48 | 2.43 | 0.36 | 0.69 | 1.10 | ||||
| 2016 | 87 | 0.00 | 0.18 | 0.44 | 0.00 | 0.08 | 0.21 | 2016 | 102 | 0.07 | 0.25 | 0.45 | 0.01 | 0.10 | 0.20 | ||||
| 2017 | 2017 | 102 | 0.69 | 0.94 | 1.24 | 0.19 | 0.28 | 0.37 | |||||||||||
| 2018 | 87 | 0.14 | 0.33 | 0.54 | 0.00 | 0.05 | 0.10 | 2018 | 102 | 1.09 | 1.80 | 2.76 | 0.38 | 0.64 | 0.95 | ||||
| 2019 | 86 | 0.08 | 0.31 | 0.58 | 0.01 | 0.10 | 0.20 | 2019 | 102 | 0.02 | 0.13 | 0.25 | 0.00 | 0.04 | 0.11 | ||||
| 2020 | 2020 | 102 | 0.20 | 0.46 | 0.79 | 0.04 | 0.14 | 0.26 | |||||||||||
| 2021 | 87 | 0.48 | 0.83 | 1.26 | 0.11 | 0.21 | 0.33 | 2021 | 102 | 9.85 | 16.63 | 27.64 | 2.62 | 4.01 | 5.93 | ||||
| 2022 | 87 | 0.39 | 0.95 | 1.72 | 0.07 | 0.28 | 0.53 | 2022 | 102 | 1.81 | 2.67 | 3.79 | 0.60 | 0.83 | 1.10 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||
| 2 | 2007 | 2 | 2007 | 102 | 3.51 | 5.68 | 8.91 | 1.39 | 2.13 | 3.09 | |||||||||
| 2008 | 86 | 0.03 | 0.14 | 0.26 | 0.00 | 0.04 | 0.07 | 2008 | 102 | 0.63 | 1.21 | 1.98 | 0.26 | 0.53 | 0.85 | ||||
| 2009 | 91 | 0.24 | 0.52 | 0.87 | 0.03 | 0.16 | 0.30 | 2009 | 107 | 1.59 | 2.34 | 3.31 | 0.49 | 0.71 | 0.96 | ||||
| 2010 | 87 | 0.06 | 0.32 | 0.65 | 0.00 | 0.15 | 0.34 | 2010 | 102 | 2.91 | 4.83 | 7.71 | 1.17 | 1.81 | 2.63 | ||||
| 2011 | 87 | 0.21 | 0.41 | 0.63 | 0.05 | 0.12 | 0.18 | 2011 | 102 | 4.82 | 7.65 | 11.86 | 1.52 | 2.26 | 3.22 | ||||
| 2012 | 87 | 0.18 | 0.41 | 0.67 | 0.02 | 0.10 | 0.19 | 2012 | 102 | 6.54 | 10.17 | 15.53 | 1.31 | 1.99 | 2.86 | ||||
| 2013 | 87 | 1.21 | 2.06 | 3.23 | 0.29 | 0.57 | 0.90 | 2013 | 102 | 1.13 | 1.97 | 3.14 | 0.31 | 0.60 | 0.94 | ||||
| 2014 | 87 | 1.67 | 2.91 | 4.73 | 0.45 | 0.83 | 1.32 | 2014 | 102 | 4.18 | 6.81 | 10.77 | 1.55 | 2.37 | 3.46 | ||||
| 2015 | 87 | 0.36 | 0.70 | 1.13 | 0.09 | 0.23 | 0.38 | 2015 | 102 | 0.56 | 1.03 | 1.64 | 0.21 | 0.41 | 0.64 | ||||
| 2016 | 87 | 0.00 | 0.26 | 0.60 | 0.00 | 0.13 | 0.30 | 2016 | 102 | 0.26 | 0.49 | 0.76 | 0.06 | 0.19 | 0.33 | ||||
| 2017 | 2017 | 102 | 0.13 | 0.24 | 0.36 | 0.02 | 0.05 | 0.08 | |||||||||||
| 2018 | 87 | 0.01 | 0.06 | 0.11 | 0.00 | 0.01 | 0.02 | 2018 | 102 | 0.75 | 1.26 | 1.92 | 0.25 | 0.45 | 0.68 | ||||
| 2019 | 86 | 0.31 | 0.70 | 1.19 | 0.08 | 0.23 | 0.41 | 2019 | 102 | 0.00 | 0.10 | 0.27 | 0.00 | 0.06 | 0.16 | ||||
| 2020 | 2020 | 102 | 0.05 | 0.20 | 0.38 | 0.00 | 0.05 | 0.11 | |||||||||||
| 2021 | 87 | 0.15 | 0.28 | 0.42 | 0.02 | 0.05 | 0.09 | 2021 | 102 | 3.16 | 4.87 | 7.28 | 0.80 | 1.18 | 1.64 | ||||
| 2022 | 87 | 0.60 | 1.20 | 2.03 | 0.10 | 0.34 | 0.64 | 2022 | 102 | 1.58 | 2.24 | 3.06 | 0.42 | 0.60 | 0.81 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||
| 3 | 2007 | 3 | 2007 | 102 | 1.91 | 2.75 | 3.82 | 0.87 | 1.21 | 1.61 | |||||||||
| 2008 | 86 | 0.05 | 0.18 | 0.33 | 0.00 | 0.05 | 0.09 | 2008 | 102 | 0.28 | 0.54 | 0.85 | 0.10 | 0.22 | 0.35 | ||||
| 2009 | 91 | 0.09 | 0.32 | 0.59 | 0.00 | 0.11 | 0.22 | 2009 | 107 | 1.76 | 2.61 | 3.73 | 0.63 | 0.93 | 1.27 | ||||
| 2010 | 87 | 0.00 | 0.17 | 0.36 | 0.00 | 0.06 | 0.17 | 2010 | 102 | 0.37 | 0.56 | 0.79 | 0.11 | 0.18 | 0.26 | ||||
| 2011 | 87 | 0.02 | 0.10 | 0.18 | 0.00 | 0.03 | 0.06 | 2011 | 102 | 3.02 | 4.49 | 6.50 | 0.89 | 1.27 | 1.74 | ||||
| 2012 | 87 | 0.08 | 0.22 | 0.38 | 0.00 | 0.05 | 0.11 | 2012 | 102 | 1.11 | 1.72 | 2.50 | 0.23 | 0.44 | 0.67 | ||||
| 2013 | 87 | 0.54 | 1.02 | 1.65 | 0.11 | 0.30 | 0.52 | 2013 | 102 | 1.03 | 1.80 | 2.87 | 0.27 | 0.55 | 0.89 | ||||
| 2014 | 87 | 0.12 | 0.28 | 0.46 | 0.02 | 0.06 | 0.11 | 2014 | 102 | 0.53 | 0.80 | 1.13 | 0.12 | 0.19 | 0.27 | ||||
| 2015 | 87 | 0.96 | 1.67 | 2.65 | 0.29 | 0.57 | 0.90 | 2015 | 102 | 0.83 | 1.49 | 2.39 | 0.31 | 0.59 | 0.92 | ||||
| 2016 | 87 | 0.07 | 0.48 | 1.05 | 0.00 | 0.25 | 0.55 | 2016 | 102 | 0.05 | 0.19 | 0.35 | 0.01 | 0.07 | 0.13 | ||||
| 2017 | 2017 | 102 | 0.07 | 0.18 | 0.30 | 0.01 | 0.04 | 0.06 | |||||||||||
| 2018 | 87 | 0.00 | 0.02 | 0.04 | 0.00 | 0.00 | 0.01 | 2018 | 102 | 0.24 | 0.46 | 0.72 | 0.06 | 0.17 | 0.28 | ||||
| 2019 | 86 | 0.08 | 0.25 | 0.46 | 0.01 | 0.08 | 0.15 | 2019 | 102 | 0.00 | 0.12 | 0.31 | 0.00 | 0.07 | 0.19 | ||||
| 2020 | 2020 | 102 | 0.13 | 0.33 | 0.57 | 0.02 | 0.09 | 0.16 | |||||||||||
| 2021 | 87 | 0.01 | 0.09 | 0.16 | 0.00 | 0.01 | 0.03 | 2021 | 102 | 1.07 | 1.57 | 2.20 | 0.23 | 0.34 | 0.46 | ||||
| 2022 | 87 | 0.24 | 0.60 | 1.06 | 0.03 | 0.19 | 0.38 | 2022 | 102 | 0.53 | 0.79 | 1.08 | 0.12 | 0.20 | 0.29 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||
| 4+ | 2007 | 4+ | 2007 | 102 | 1.17 | 1.64 | 2.21 | 0.58 | 0.81 | 1.06 | |||||||||
| 2008 | 86 | 0.00 | 0.07 | 0.14 | 0.00 | 0.01 | 0.03 | 2008 | 102 | 0.27 | 0.50 | 0.77 | 0.10 | 0.21 | 0.33 | ||||
| 2009 | 91 | 0.10 | 0.31 | 0.55 | 0.00 | 0.09 | 0.18 | 2009 | 107 | 0.82 | 1.21 | 1.68 | 0.26 | 0.40 | 0.55 | ||||
| 2010 | 87 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2010 | 102 | 0.64 | 0.96 | 1.35 | 0.22 | 0.35 | 0.49 | ||||
| 2011 | 87 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2011 | 102 | 0.84 | 1.22 | 1.68 | 0.20 | 0.31 | 0.43 | ||||
| 2012 | 87 | 0.02 | 0.08 | 0.14 | 0.00 | 0.02 | 0.03 | 2012 | 102 | 1.18 | 1.94 | 2.95 | 0.30 | 0.55 | 0.85 | ||||
| 2013 | 87 | 0.42 | 0.84 | 1.38 | 0.11 | 0.29 | 0.50 | 2013 | 102 | 0.55 | 1.02 | 1.62 | 0.13 | 0.31 | 0.52 | ||||
| 2014 | 87 | 0.33 | 0.62 | 0.96 | 0.08 | 0.17 | 0.27 | 2014 | 102 | 0.78 | 1.17 | 1.65 | 0.20 | 0.31 | 0.43 | ||||
| 2015 | 87 | 0.22 | 0.51 | 0.87 | 0.07 | 0.22 | 0.38 | 2015 | 102 | 0.24 | 0.50 | 0.81 | 0.07 | 0.16 | 0.26 | ||||
| 2016 | 87 | 0.02 | 0.27 | 0.60 | 0.00 | 0.13 | 0.30 | 2016 | 102 | 0.15 | 0.34 | 0.56 | 0.03 | 0.12 | 0.22 | ||||
| 2017 | 2017 | 102 | 0.02 | 0.09 | 0.17 | 0.00 | 0.02 | 0.05 | |||||||||||
| 2018 | 87 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 2018 | 102 | 0.28 | 0.54 | 0.86 | 0.08 | 0.21 | 0.36 | ||||
| 2019 | 86 | 0.09 | 0.27 | 0.49 | 0.01 | 0.09 | 0.18 | 2019 | 102 | 0.00 | 0.11 | 0.29 | 0.00 | 0.06 | 0.18 | ||||
| 2020 | 2020 | 102 | 0.07 | 0.24 | 0.44 | 0.01 | 0.06 | 0.13 | |||||||||||
| 2021 | 87 | 0.00 | 0.01 | 0.02 | 0.00 | 0.00 | 0.00 | 2021 | 102 | 1.41 | 2.08 | 2.92 | 0.31 | 0.45 | 0.61 | ||||
| 2022 | 87 | 0.00 | 0.12 | 0.26 | 0.00 | 0.04 | 0.09 | 2022 | 102 | 0.31 | 0.53 | 0.77 | 0.07 | 0.15 | 0.24 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||