Figure 9

Examples of young-of-the-year northern pike Esox lucius and bigmouth buffalo Ictiobus cyprinellus collected from Rice Lake National Wildlife Refuge in 2022 and 2023. (a, b) A young-of-the-year northern pike and bigmouth buffalo collected on 14 July 2022. (c) A young-of-the-year northern pike and bigmouth buffalo collected on 21 July 2022. (d) A young-of-the-year northern pike, bigmouth buffalo (arrow), and largemouth bass Micropterus salmoides collected on 22 July 2023. Bigmouth buffalo young-of-the-year were never captured in regular beach seine sampling after 28 July in 2022, and only once post-July (on 25 August) in 2023, however, northern pike young-of-the-year were captured until late in the sampling season both years: 28 October in 2022 and 2 November in 2023 (Tables 3 & 4). Scale bar integers indicate 1 cm increments, images shown at same scale.