| 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 | 150 | 1.36 | 1.80 | 2.31 | 1.24 | 1.64 | 2.12 | |||||||||
| 2008 | 101 | 4.75 | 5.82 | 7.09 | 11.60 | 14.48 | 18.01 | 2008 | 150 | 0.78 | 1.03 | 1.32 | 0.69 | 0.93 | 1.20 | ||||
| 2009 | 107 | 2.95 | 3.72 | 4.63 | 6.52 | 8.51 | 11.03 | 2009 | 160 | 2.66 | 3.18 | 3.77 | 2.09 | 2.55 | 3.08 | ||||
| 2010 | 102 | 1.74 | 2.20 | 2.73 | 4.18 | 5.39 | 6.89 | 2010 | 150 | 1.49 | 1.83 | 2.20 | 1.19 | 1.50 | 1.85 | ||||
| 2011 | 102 | 1.49 | 1.82 | 2.20 | 3.42 | 4.31 | 5.38 | 2011 | 150 | 1.32 | 1.59 | 1.89 | 1.17 | 1.46 | 1.79 | ||||
| 2012 | 102 | 0.65 | 0.84 | 1.05 | 1.21 | 1.65 | 2.18 | 2012 | 150 | 1.09 | 1.37 | 1.68 | 1.35 | 1.68 | 2.06 | ||||
| 2013 | 102 | 1.29 | 1.62 | 2.01 | 2.79 | 3.65 | 4.71 | 2013 | 150 | 0.85 | 1.14 | 1.48 | 0.97 | 1.34 | 1.77 | ||||
| 2014 | 102 | 1.04 | 1.34 | 1.67 | 2.12 | 2.78 | 3.58 | 2014 | 150 | 0.83 | 1.08 | 1.37 | 0.96 | 1.29 | 1.68 | ||||
| 2015 | 102 | 0.98 | 1.25 | 1.55 | 2.12 | 2.84 | 3.72 | 2015 | 150 | 1.10 | 1.38 | 1.69 | 1.17 | 1.48 | 1.85 | ||||
| 2016 | 102 | 1.16 | 1.46 | 1.80 | 2.52 | 3.29 | 4.22 | 2016 | 150 | 0.44 | 0.59 | 0.76 | 0.40 | 0.55 | 0.72 | ||||
| 2017 | 15 | 1.95 | 2.92 | 4.21 | 2.96 | 5.44 | 9.45 | 2017 | 150 | 0.62 | 0.79 | 0.97 | 0.81 | 1.09 | 1.40 | ||||
| 2018 | 102 | 1.29 | 1.63 | 2.01 | 2.92 | 3.86 | 5.02 | 2018 | 150 | 1.33 | 1.67 | 2.07 | 1.47 | 1.90 | 2.40 | ||||
| 2019 | 101 | 1.36 | 1.66 | 1.99 | 2.67 | 3.43 | 4.33 | 2019 | 150 | 0.56 | 0.75 | 0.96 | 0.57 | 0.77 | 1.00 | ||||
| 2020 | 2020 | 150 | 0.85 | 1.09 | 1.35 | 0.92 | 1.22 | 1.58 | |||||||||||
| 2021 | 102 | 0.41 | 0.57 | 0.75 | 0.83 | 1.18 | 1.59 | 2021 | 150 | 0.85 | 1.04 | 1.26 | 1.00 | 1.27 | 1.58 | ||||
| 2022 | 102 | 0.67 | 0.88 | 1.11 | 1.46 | 1.99 | 2.62 | 2022 | 150 | 0.88 | 1.13 | 1.41 | 0.98 | 1.27 | 1.61 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||
| 0 | 2007 | 150 | 0.78 | 1.05 | 1.36 | 0.53 | 0.72 | 0.93 | |||||||||||
| 2008 | 150 | 0.42 | 0.60 | 0.80 | 0.25 | 0.35 | 0.46 | ||||||||||||
| 2009 | 160 | 2.03 | 2.42 | 2.86 | 1.27 | 1.51 | 1.78 | ||||||||||||
| 2010 | 150 | 1.06 | 1.30 | 1.56 | 0.69 | 0.85 | 1.03 | ||||||||||||
| 2011 | 150 | 0.83 | 1.02 | 1.23 | 0.61 | 0.76 | 0.92 | ||||||||||||
| 2012 | 150 | 0.49 | 0.68 | 0.90 | 0.51 | 0.67 | 0.85 | ||||||||||||
| 2013 | 150 | 0.36 | 0.52 | 0.70 | 0.26 | 0.38 | 0.51 | ||||||||||||
| 2014 | 150 | 0.39 | 0.52 | 0.65 | 0.32 | 0.43 | 0.55 | ||||||||||||
| 2015 | 150 | 0.63 | 0.83 | 1.06 | 0.56 | 0.73 | 0.91 | ||||||||||||
| 2016 | 150 | 0.30 | 0.42 | 0.55 | 0.23 | 0.32 | 0.42 | ||||||||||||
| 2017 | 150 | 0.28 | 0.38 | 0.49 | 0.29 | 0.39 | 0.50 | ||||||||||||
| 2018 | 150 | 0.83 | 1.08 | 1.36 | 0.81 | 1.06 | 1.33 | ||||||||||||
| 2019 | 150 | 0.31 | 0.46 | 0.62 | 0.26 | 0.39 | 0.52 | ||||||||||||
| 2020 | 150 | 0.43 | 0.57 | 0.74 | 0.37 | 0.51 | 0.65 | ||||||||||||
| 2021 | 150 | 0.40 | 0.51 | 0.62 | 0.36 | 0.48 | 0.62 | ||||||||||||
| 2022 | 150 | 0.45 | 0.63 | 0.82 | 0.43 | 0.58 | 0.76 | ||||||||||||
| 2023 | |||||||||||||||||||
| 2024 | |||||||||||||||||||
| 2025 | |||||||||||||||||||
| Female | 2007 | Female | 2007 | 150 | 0.55 | 0.77 | 1.02 | 0.34 | 0.45 | 0.58 | |||||||||
| 2008 | 101 | 0.89 | 1.18 | 1.51 | 1.82 | 2.46 | 3.24 | 2008 | 150 | 0.44 | 0.60 | 0.78 | 0.33 | 0.48 | 0.63 | ||||
| 2009 | 107 | 0.63 | 0.82 | 1.03 | 1.32 | 1.75 | 2.27 | 2009 | 160 | 1.47 | 1.76 | 2.08 | 1.11 | 1.36 | 1.64 | ||||
| 2010 | 102 | 0.51 | 0.65 | 0.82 | 1.15 | 1.54 | 2.00 | 2010 | 150 | 0.74 | 0.93 | 1.15 | 0.59 | 0.77 | 0.97 | ||||
| 2011 | 102 | 0.50 | 0.66 | 0.83 | 1.14 | 1.53 | 1.99 | 2011 | 150 | 0.82 | 1.01 | 1.22 | 0.72 | 0.90 | 1.11 | ||||
| 2012 | 102 | 0.28 | 0.40 | 0.53 | 0.53 | 0.82 | 1.15 | 2012 | 150 | 0.72 | 0.90 | 1.11 | 0.85 | 1.07 | 1.32 | ||||
| 2013 | 102 | 0.26 | 0.38 | 0.51 | 0.56 | 0.83 | 1.15 | 2013 | 150 | 0.52 | 0.70 | 0.91 | 0.61 | 0.85 | 1.14 | ||||
| 2014 | 102 | 0.08 | 0.16 | 0.23 | 0.15 | 0.30 | 0.47 | 2014 | 150 | 0.55 | 0.73 | 0.94 | 0.67 | 0.91 | 1.19 | ||||
| 2015 | 102 | 0.35 | 0.48 | 0.63 | 0.73 | 1.08 | 1.50 | 2015 | 150 | 0.66 | 0.85 | 1.05 | 0.71 | 0.93 | 1.17 | ||||
| 2016 | 102 | 0.44 | 0.59 | 0.75 | 0.95 | 1.32 | 1.76 | 2016 | 150 | 0.26 | 0.37 | 0.48 | 0.23 | 0.34 | 0.45 | ||||
| 2017 | 15 | 0.46 | 0.91 | 1.50 | 0.56 | 1.44 | 2.83 | 2017 | 150 | 0.44 | 0.58 | 0.72 | 0.63 | 0.86 | 1.13 | ||||
| 2018 | 102 | 0.68 | 0.91 | 1.16 | 1.51 | 2.13 | 2.89 | 2018 | 150 | 0.86 | 1.12 | 1.42 | 0.95 | 1.25 | 1.61 | ||||
| 2019 | 101 | 0.62 | 0.81 | 1.02 | 1.25 | 1.71 | 2.26 | 2019 | 150 | 0.35 | 0.47 | 0.61 | 0.34 | 0.48 | 0.64 | ||||
| 2020 | 2020 | 150 | 0.52 | 0.68 | 0.86 | 0.60 | 0.82 | 1.08 | |||||||||||
| 2021 | 102 | 0.18 | 0.30 | 0.43 | 0.39 | 0.65 | 0.95 | 2021 | 150 | 0.52 | 0.65 | 0.80 | 0.65 | 0.85 | 1.08 | ||||
| 2022 | 102 | 0.28 | 0.41 | 0.56 | 0.63 | 0.96 | 2022 | 150 | 0.59 | 0.75 | 0.94 | 0.66 | 0.88 | 1.12 | |||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||
| Male | 2007 | Male | 2007 | 150 | 0.80 | 1.12 | 1.49 | 0.38 | 0.50 | 0.62 | |||||||||
| 2008 | 101 | 3.31 | 4.18 | 5.22 | 6.89 | 8.90 | 11.43 | 2008 | 150 | 0.37 | 0.52 | 0.69 | 0.28 | 0.40 | 0.53 | ||||
| 2009 | 107 | 2.22 | 2.83 | 3.57 | 4.71 | 6.14 | 7.93 | 2009 | 160 | 1.38 | 1.69 | 2.03 | 0.88 | 1.08 | 1.31 | ||||
| 2010 | 102 | 1.16 | 1.52 | 1.95 | 2.49 | 3.35 | 4.43 | 2010 | 150 | 0.87 | 1.10 | 1.37 | 0.61 | 0.79 | 1.00 | ||||
| 2011 | 102 | 1.02 | 1.29 | 1.60 | 2.24 | 2.82 | 3.51 | 2011 | 150 | 0.61 | 0.78 | 0.96 | 0.47 | 0.61 | 0.75 | ||||
| 2012 | 102 | 0.35 | 0.47 | 0.61 | 0.64 | 0.91 | 1.22 | 2012 | 150 | 0.58 | 0.77 | 0.99 | 0.61 | 0.77 | 0.94 | ||||
| 2013 | 102 | 0.99 | 1.26 | 1.56 | 1.98 | 2.58 | 3.29 | 2013 | 150 | 0.37 | 0.56 | 0.77 | 0.31 | 0.47 | 0.65 | ||||
| 2014 | 102 | 0.89 | 1.16 | 1.47 | 1.73 | 2.30 | 2.98 | 2014 | 150 | 0.36 | 0.51 | 0.68 | 0.31 | 0.44 | 0.59 | ||||
| 2015 | 102 | 0.62 | 0.81 | 1.03 | 1.22 | 1.66 | 2.18 | 2015 | 150 | 0.52 | 0.69 | 0.88 | 0.48 | 0.61 | 0.76 | ||||
| 2016 | 102 | 0.73 | 0.95 | 1.20 | 1.42 | 1.89 | 2.45 | 2016 | 150 | 0.21 | 0.31 | 0.42 | 0.18 | 0.26 | 0.34 | ||||
| 2017 | 15 | 1.11 | 1.84 | 2.80 | 1.99 | 3.69 | 6.38 | 2017 | 150 | 0.23 | 0.31 | 0.40 | 0.25 | 0.35 | 0.45 | ||||
| 2018 | 102 | 0.66 | 0.85 | 1.07 | 1.17 | 1.54 | 1.97 | 2018 | 150 | 0.62 | 0.82 | 1.05 | 0.58 | 0.76 | 0.96 | ||||
| 2019 | 101 | 0.72 | 0.91 | 1.13 | 1.34 | 1.71 | 2.14 | 2019 | 150 | 0.29 | 0.42 | 0.56 | 0.27 | 0.38 | 0.50 | ||||
| 2020 | 2020 | 150 | 0.37 | 0.51 | 0.67 | 0.34 | 0.46 | 0.60 | |||||||||||
| 2021 | 102 | 0.22 | 0.33 | 0.46 | 0.42 | 0.63 | 0.88 | 2021 | 150 | 0.34 | 0.46 | 0.58 | 0.34 | 0.46 | 0.60 | ||||
| 2022 | 102 | 0.39 | 0.53 | 0.68 | 0.80 | 1.12 | 1.49 | 2022 | 150 | 0.39 | 0.54 | 0.70 | 0.40 | 0.55 | 0.72 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||