| 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 | 26 | 0.90 | 2.31 | 4.75 | 0.31 | 0.85 | 1.63 | |||||||||
| 2008 | 27 | 2.11 | 4.35 | 8.21 | 0.61 | 1.27 | 2.19 | 2008 | 26 | 1.59 | 2.92 | 4.94 | 0.46 | 0.95 | 1.60 | ||||
| 2009 | 26 | 1.87 | 3.49 | 6.03 | 0.79 | 1.50 | 2.48 | 2009 | 26 | 0.76 | 1.56 | 2.72 | 0.25 | 0.57 | 0.96 | ||||
| 2010 | 26 | 0.51 | 1.22 | 2.26 | 0.21 | 0.51 | 0.88 | 2010 | 26 | 0.47 | 1.05 | 1.86 | 0.13 | 0.38 | 0.68 | ||||
| 2011 | 26 | 0.91 | 2.23 | 4.45 | 0.29 | 0.87 | 1.71 | 2011 | 26 | 0.90 | 1.82 | 3.18 | 0.30 | 0.63 | 1.05 | ||||
| 2012 | 26 | 1.16 | 2.19 | 3.71 | 0.50 | 0.92 | 1.44 | 2012 | 26 | 0.34 | 1.06 | 2.15 | 0.13 | 0.46 | 0.90 | ||||
| 2013 | 26 | 1.24 | 2.68 | 5.06 | 0.49 | 1.10 | 1.95 | 2013 | 26 | 0.12 | 0.53 | 1.08 | 0.06 | 0.28 | 0.54 | ||||
| 2014 | 26 | 1.55 | 2.85 | 4.83 | 0.59 | 0.98 | 1.47 | 2014 | 26 | 0.53 | 1.14 | 1.99 | 0.19 | 0.43 | 0.73 | ||||
| 2015 | 26 | 0.42 | 0.84 | 1.38 | 0.15 | 0.32 | 0.52 | 2015 | 26 | 0.94 | 1.78 | 3.00 | 0.33 | 0.67 | 1.10 | ||||
| 2016 | 26 | 0.39 | 1.37 | 3.04 | 0.19 | 0.75 | 1.58 | 2016 | 26 | 0.18 | 0.58 | 1.13 | 0.07 | 0.27 | 0.50 | ||||
| 2017 | 26 | 1.60 | 3.12 | 5.53 | 0.73 | 1.38 | 2.26 | 2017 | 26 | 0.42 | 1.07 | 2.02 | 0.17 | 0.50 | 0.92 | ||||
| 2018 | 26 | 0.13 | 0.43 | 0.81 | 0.05 | 0.18 | 0.33 | 2018 | 26 | 0.27 | 0.63 | 1.09 | 0.10 | 0.29 | 0.51 | ||||
| 2019 | 26 | 0.01 | 0.25 | 0.55 | 0.00 | 0.14 | 0.29 | 2019 | 26 | 0.07 | 0.30 | 0.59 | 0.03 | 0.13 | 0.24 | ||||
| 2020 | 2020 | 26 | 0.33 | 0.83 | 1.52 | 0.11 | 0.39 | 0.75 | |||||||||||
| 2021 | 26 | 0.20 | 0.56 | 1.04 | 0.08 | 0.28 | 0.50 | 2021 | 26 | 0.05 | 0.44 | 0.99 | 0.01 | 0.23 | 0.49 | ||||
| 2022 | 26 | 0.08 | 0.30 | 0.57 | 0.02 | 0.14 | 0.28 | 2022 | 26 | 0.26 | 0.60 | 1.03 | 0.09 | 0.24 | 0.41 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||
| Female | 2007 | Female | 2007 | 26 | 0.51 | 1.41 | 2.87 | 0.13 | 0.49 | 0.97 | |||||||||
| 2008 | 27 | 0.99 | 2.25 | 4.33 | 0.30 | 0.72 | 1.28 | 2008 | 26 | 0.76 | 1.58 | 2.78 | 0.24 | 0.60 | 1.06 | ||||
| 2009 | 26 | 1.01 | 2.11 | 3.83 | 0.47 | 1.01 | 1.75 | 2009 | 26 | 0.20 | 0.59 | 1.13 | 0.07 | 0.24 | 0.45 | ||||
| 2010 | 26 | 0.22 | 0.66 | 1.27 | 0.09 | 0.30 | 0.55 | 2010 | 26 | 0.11 | 0.46 | 0.93 | 0.02 | 0.21 | |||||
| 2011 | 26 | 0.40 | 1.19 | 2.42 | 0.13 | 0.53 | 1.09 | 2011 | 26 | 0.43 | 0.94 | 1.64 | 0.12 | 0.36 | |||||
| 2012 | 26 | 0.60 | 1.31 | 2.33 | 0.27 | 0.60 | 1.01 | 2012 | 26 | 0.18 | 0.63 | 1.26 | 0.07 | 0.29 | |||||
| 2013 | 26 | 0.58 | 1.41 | 2.68 | 0.27 | 0.70 | 1.29 | 2013 | 26 | 0.00 | 0.29 | 0.69 | 0.00 | 0.15 | |||||
| 2014 | 26 | 0.58 | 1.14 | 1.90 | 0.23 | 0.44 | 0.68 | 2014 | 26 | 0.13 | 0.38 | 0.70 | 0.04 | 0.15 | |||||
| 2015 | 26 | 0.15 | 0.38 | 0.65 | 0.06 | 0.17 | 0.30 | 2015 | 26 | 0.07 | 0.51 | 1.13 | 0.02 | 0.24 | 0.43 | ||||
| 2016 | 26 | 0.17 | 0.75 | 1.60 | 0.09 | 0.41 | 0.83 | 2016 | 26 | 0.04 | 0.23 | 0.47 | 0.02 | 0.10 | 0.64 | ||||
| 2017 | 26 | 1.01 | 1.99 | 3.43 | 0.50 | 0.93 | 1.49 | 2017 | 26 | 0.11 | 0.53 | 1.12 | 0.04 | 0.27 | 0.55 | ||||
| 2018 | 26 | 0.00 | 0.20 | 0.44 | 0.00 | 0.10 | 0.22 | 2018 | 26 | 0.05 | 0.23 | 0.44 | 0.02 | 0.12 | 0.32 | ||||
| 2019 | 26 | 0.00 | 0.18 | 0.41 | 0.00 | 0.10 | 0.21 | 2019 | 26 | 0.00 | 0.07 | 0.18 | 0.00 | 0.03 | 0.27 | ||||
| 2020 | 2020 | 26 | 0.07 | 0.40 | 0.83 | 0.00 | 0.20 | 0.51 | |||||||||||
| 2021 | 26 | 0.04 | 0.29 | 0.60 | 0.01 | 0.14 | 0.30 | 2021 | 26 | 0.03 | 0.27 | 0.55 | 0.01 | 0.11 | 0.23 | ||||
| 2022 | 26 | 0.02 | 0.18 | 0.37 | 0.01 | 0.10 | 0.19 | 2022 | 26 | 0.03 | 0.18 | 0.36 | 0.01 | 0.08 | 0.14 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||
| Male | 2007 | Male | 2007 | 26 | 0.48 | 1.31 | 2.61 | 0.15 | 0.38 | 0.66 | |||||||||
| 2008 | 27 | 1.18 | 2.40 | 4.30 | 0.31 | 0.70 | 1.20 | 2008 | 26 | 0.74 | 1.60 | 2.88 | 0.18 | 0.47 | 0.84 | ||||
| 2009 | 26 | 0.82 | 1.57 | 2.62 | 0.31 | 0.59 | 0.93 | 2009 | 26 | 0.45 | 0.99 | 1.72 | 0.14 | 0.36 | 0.61 | ||||
| 2010 | 26 | 0.28 | 0.70 | 1.26 | 0.10 | 0.25 | 0.43 | 2010 | 26 | 0.32 | 0.67 | 1.10 | 0.09 | 0.21 | 0.35 | ||||
| 2011 | 26 | 0.56 | 1.33 | 2.50 | 0.16 | 0.47 | 0.86 | 2011 | 26 | 0.48 | 1.06 | 1.87 | 0.16 | 0.36 | 0.60 | ||||
| 2012 | 26 | 0.49 | 0.91 | 1.46 | 0.19 | 0.35 | 0.52 | 2012 | 26 | 0.19 | 0.71 | 1.47 | 0.07 | 0.25 | 0.48 | ||||
| 2013 | 26 | 0.62 | 1.47 | 2.75 | 0.23 | 0.56 | 0.99 | 2013 | 26 | 0.10 | 0.36 | 0.68 | 0.04 | 0.16 | 0.30 | ||||
| 2014 | 26 | 1.03 | 1.89 | 3.13 | 0.37 | 0.63 | 0.94 | 2014 | 26 | 0.40 | 0.90 | 1.57 | 0.14 | 0.33 | 0.56 | ||||
| 2015 | 26 | 0.22 | 0.52 | 0.88 | 0.08 | 0.19 | 0.31 | 2015 | 26 | 0.72 | 1.40 | 2.36 | 0.29 | 0.46 | 0.66 | ||||
| 2016 | 26 | 0.20 | 0.94 | 2.12 | 0.09 | 0.43 | 0.88 | 2016 | 26 | 0.13 | 0.46 | 0.87 | 0.05 | 0.20 | 0.38 | ||||
| 2017 | 26 | 0.61 | 1.35 | 2.44 | 0.27 | 0.56 | 0.91 | 2017 | 26 | 0.18 | 0.65 | 1.29 | 0.09 | 0.26 | 0.45 | ||||
| 2018 | 26 | 0.10 | 0.30 | 0.54 | 0.04 | 0.11 | 0.19 | 2018 | 26 | 0.14 | 0.44 | 0.82 | 0.04 | 0.20 | 0.39 | ||||
| 2019 | 26 | 0.00 | 0.13 | 0.26 | 0.00 | 0.06 | 0.12 | 2019 | 26 | 0.03 | 0.24 | 0.49 | 0.01 | 0.10 | 0.19 | ||||
| 2020 | 2020 | 26 | 0.18 | 0.50 | 0.90 | 0.06 | 0.24 | 0.45 | |||||||||||
| 2021 | 26 | 0.08 | 0.31 | 0.59 | 0.04 | 0.15 | 0.28 | 2021 | 26 | 0.00 | 0.28 | 0.67 | 0.00 | 0.15 | 0.36 | ||||
| 2022 | 26 | 0.02 | 0.15 | 0.29 | 0.00 | 0.06 | 0.12 | 2022 | 26 | 0.14 | 0.40 | 0.72 | 0.05 | 0.17 | 0.31 | ||||
| 2023 | 2023 | ||||||||||||||||||
| 2024 | 2024 | ||||||||||||||||||
| 2025 | 2025 | ||||||||||||||||||