| 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 | 22 | 0.00 | 0.30 | 0.68 | 0.02 | 0.52 | 1.26 | |||||||||
| 2008 | 150 | 3.81 | 4.45 | 5.18 | 7.74 | 9.34 | 11.24 | 2008 | 21 | 0.63 | 3.23 | 9.96 | 0.98 | 5.21 | 18.51 | ||||
| 2009 | 160 | 3.54 | 4.14 | 4.83 | 8.30 | 9.94 | 11.88 | 2009 | 22 | 1.62 | 4.21 | 9.35 | 2.44 | 6.86 | 16.98 | ||||
| 2010 | 150 | 0.55 | 0.70 | 0.87 | 1.06 | 1.37 | 1.72 | 2010 | 21 | 0.00 | 0.13 | 0.30 | 0.00 | 0.24 | 0.62 | ||||
| 2011 | 150 | 0.55 | 0.70 | 0.85 | 1.07 | 1.39 | 1.75 | 2011 | 21 | 0.17 | 0.65 | 1.33 | 0.27 | 1.06 | 2.33 | ||||
| 2012 | 150 | 2.00 | 2.45 | 2.96 | 4.21 | 5.29 | 6.58 | 2012 | 21 | 0.00 | 0.15 | 0.36 | 0.00 | 0.28 | 0.73 | ||||
| 2013 | 150 | 3.86 | 4.61 | 5.49 | 7.26 | 8.93 | 10.94 | 2013 | 21 | 0.11 | 0.62 | 1.36 | 0.18 | 0.94 | 2.19 | ||||
| 2014 | 150 | 1.47 | 1.72 | 2.00 | 2.65 | 3.25 | 3.94 | 2014 | 21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||||
| 2015 | 150 | 1.67 | 2.10 | 2.60 | 3.41 | 4.36 | 5.50 | 2015 | 21 | 0.00 | 0.26 | 0.71 | 0.00 | 0.36 | 1.00 | ||||
| 2016 | 150 | 3.38 | 4.17 | 5.10 | 2.66 | 3.24 | 3.92 | 2016 | 21 | 0.16 | 1.91 | 6.30 | 0.20 | 2.23 | 7.67 | ||||
| 2017 | 63 | 0.28 | 0.57 | 0.93 | 0.04 | 0.26 | 0.51 | 2017 | 21 | 0.69 | 0.89 | 1.13 | 0.77 | 1.06 | 1.41 | ||||
| 2018 | 150 | 0.23 | 0.33 | 0.43 | 0.19 | 0.29 | 0.40 | 2018 | 21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||||
| 2019 | 149 | 0.79 | 1.06 | 1.37 | 1.06 | 1.46 | 1.93 | 2019 | 21 | 0.28 | 0.93 | 1.91 | 0.41 | 1.11 | 2.17 | ||||
| 2020 | 2020 | 21 | 0.53 | 1.04 | 1.71 | 0.58 | 1.21 | 2.09 | |||||||||||
| 2021 | 150 | 0.30 | 0.46 | 0.65 | 0.20 | 0.33 | 0.47 | 2021 | 21 | 0.10 | 0.26 | 0.45 | 0.12 | 0.33 | 0.58 | ||||
| 2022 | 150 | 1.79 | 2.12 | 2.48 | 2.42 | 2.81 | 3.25 | 2022 | 21 | 0.03 | 0.48 | 1.14 | 0.00 | 0.24 | 0.58 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||
| Female | 2007 | Female | 2007 | 22 | 0.00 | 0.30 | 0.68 | 0.03 | 0.48 | 1.13 | |||||||||
| 2008 | 150 | 3.61 | 4.25 | 4.98 | 7.56 | 9.19 | 11.12 | 2008 | 21 | 0.63 | 3.23 | 9.96 | 0.98 | 5.21 | 18.51 | ||||
| 2009 | 160 | 3.43 | 4.02 | 4.68 | 8.03 | 9.64 | 11.54 | 2009 | 22 | 1.55 | 4.01 | 8.84 | 1.68 | 4.53 | 10.39 | ||||
| 2010 | 150 | 0.53 | 0.67 | 0.84 | 1.03 | 1.33 | 1.67 | 2010 | 21 | 0.00 | 0.13 | 0.30 | 0.00 | 0.24 | 0.62 | ||||
| 2011 | 150 | 0.55 | 0.69 | 0.84 | 1.07 | 1.38 | 1.74 | 2011 | 21 | 0.16 | 0.64 | 1.32 | 0.25 | 1.04 | 2.31 | ||||
| 2012 | 150 | 1.99 | 2.43 | 2.94 | 4.20 | 5.27 | 6.56 | 2012 | 21 | 0.00 | 0.15 | 0.36 | 0.00 | 0.28 | 0.73 | ||||
| 2013 | 150 | 3.64 | 4.36 | 5.18 | 7.15 | 8.81 | 10.80 | 2013 | 21 | 0.12 | 0.55 | 1.14 | 0.19 | 0.84 | 1.84 | ||||
| 2014 | 150 | 1.39 | 1.63 | 1.90 | 2.59 | 3.18 | 3.87 | 2014 | 21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||||
| 2015 | 150 | 1.62 | 2.04 | 2.52 | 3.37 | 4.30 | 5.43 | 2015 | 21 | 0.00 | 0.25 | 0.65 | 0.00 | 0.34 | 0.94 | ||||
| 2016 | 150 | 2.64 | 3.22 | 3.90 | 2.24 | 2.74 | 3.32 | 2016 | 21 | 0.16 | 1.80 | 5.77 | 0.18 | 1.58 | 4.65 | ||||
| 2017 | 63 | 0.13 | 0.36 | 0.63 | 0.00 | 0.20 | 0.43 | 2017 | 21 | 0.67 | 0.87 | 1.10 | 0.74 | 1.03 | 1.36 | ||||
| 2018 | 150 | 0.16 | 0.24 | 0.32 | 0.16 | 0.26 | 0.36 | 2018 | 21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||||
| 2019 | 149 | 0.73 | 0.98 | 1.27 | 1.02 | 1.41 | 1.86 | 2019 | 21 | 0.28 | 0.85 | 1.67 | 0.38 | 0.73 | 1.16 | ||||
| 2020 | 2020 | 21 | 0.53 | 1.03 | 1.70 | 0.47 | 1.02 | 1.78 | |||||||||||
| 2021 | 150 | 0.21 | 0.34 | 0.49 | 0.16 | 0.27 | 0.39 | 2021 | 21 | 0.10 | 0.26 | 0.45 | 0.12 | 0.33 | 0.58 | ||||
| 2022 | 150 | 1.58 | 1.84 | 2.12 | 2.15 | 2.49 | 2.88 | 2022 | 21 | 0.02 | 0.40 | 0.91 | 0.00 | 0.18 | 0.42 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||
| Male | 2007 | Male | 2007 | 22 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||||||||
| 2008 | 150 | 0.03 | 0.07 | 0.12 | 0.04 | 0.09 | 0.15 | 2008 | 21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||||
| 2009 | 160 | 0.05 | 0.10 | 0.15 | 0.07 | 0.14 | 0.22 | 2009 | 22 | 0.31 | 0.90 | 1.76 | 0.20 | 0.78 | 1.64 | ||||
| 2010 | 150 | 0.01 | 0.03 | 0.06 | 0.01 | 0.04 | 0.07 | 2010 | 21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||||
| 2011 | 150 | 0.00 | 0.01 | 0.02 | 0.00 | 0.01 | 0.03 | 2011 | 21 | 0.00 | 0.03 | 0.10 | 0.00 | 0.06 | 0.19 | ||||
| 2012 | 150 | 0.00 | 0.02 | 0.04 | 0.00 | 0.02 | 0.04 | 2012 | 21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||||
| 2013 | 150 | 0.17 | 0.29 | 0.41 | 0.07 | 0.16 | 0.24 | 2013 | 21 | 0.00 | 0.17 | 0.52 | 0.00 | 0.23 | 0.71 | ||||
| 2014 | 150 | 0.04 | 0.09 | 0.13 | 0.02 | 0.06 | 0.10 | 2014 | 21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||||
| 2015 | 150 | 0.01 | 0.04 | 0.08 | 0.00 | 0.04 | 0.08 | 2015 | 21 | 0.00 | 0.06 | 0.19 | 0.00 | 0.07 | 0.22 | ||||
| 2016 | 150 | 0.97 | 1.29 | 1.66 | 0.33 | 0.45 | 0.58 | 2016 | 21 | 0.00 | 0.83 | 2.54 | 0.00 | 0.63 | 1.77 | ||||
| 2017 | 63 | 0.17 | 0.34 | 0.53 | 0.02 | 0.10 | 0.18 | 2017 | 21 | 0.00 | 0.09 | 0.19 | 0.00 | 0.11 | 0.24 | ||||
| 2018 | 150 | 0.05 | 0.11 | 0.17 | 0.02 | 0.04 | 0.07 | 2018 | 21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||||
| 2019 | 149 | 0.06 | 0.13 | 0.20 | 0.02 | 0.06 | 0.10 | 2019 | 21 | 0.00 | 0.45 | 1.15 | 0.00 | 0.28 | 0.67 | ||||
| 2020 | 2020 | 21 | 0.00 | 0.05 | 0.17 | 0.00 | 0.05 | 0.15 | |||||||||||
| 2021 | 150 | 0.13 | 0.23 | 0.33 | 0.07 | 0.12 | 0.18 | 2021 | 21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||||
| 2022 | 150 | 0.15 | 0.24 | 0.32 | 0.14 | 0.21 | 0.29 | 2022 | 21 | 0.00 | 0.24 | 0.61 | 0.00 | 0.12 | 0.30 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||