Table 1 Capture data by date with observation notes for bigmouth buffalo (BMB) collected from Rice Lake National Wildlife Refuge in 2021–2023.
Date | Year | #BMB | #F | #M | #PSF | BMB/h | MD | Note |
|---|---|---|---|---|---|---|---|---|
8 April | 2021 | 0 | No BMB observed | |||||
21 April | 2021 | 0 | No BMB observed | |||||
24 April | 2021 | 0 | No BMB observed | |||||
25 April | 2021 | 3 | 1 | |||||
26 April | 2021 | 1 | 2 | |||||
27 April | 2021 | 0 | 3 | No BMB observed | ||||
28 April | 2021 | 0 | 4 | No BMB observed | ||||
29 April | 2021 | 0 | 5 | No BMB observed | ||||
30 April | 2021 | 4 | 3 | 1 | 6 | 6 | ||
1 May | 2021 | 6 | 4 | 2 | 7 | |||
2 May | 2021 | 8 | 7 | 1 | 8 | |||
3 May | 2021 | 1 | 1 | 9 | Releasing eggs out of water | |||
4 May | 2021 | 4 | 4 | 3 | 10 | |||
5 May | 2021 | 4 | 4 | 4 | 11 | |||
6 May | 2021 | 1 | 1 | 1 | 12 | |||
7 May | 2021 | 2 | 2 | 13 | ||||
8 May | 2021 | 7 | 1 | 6 | 1 | 14 | ||
9 May | 2021 | 3 | 3 | 15 | ||||
10 May | 2021 | 0 | No BMB observed | |||||
11 May | 2021 | 0 | No BMB observed | |||||
Total | 2021 | 40 | 25 | 15 | 9 | |||
20 April | 2022 | 0 | No BMB observed | |||||
21 April | 2022 | 0 | No BMB observed | |||||
22 April | 2022 | 0 | No BMB observed | |||||
23 April | 2022 | 0 | No BMB observed | |||||
24 April | 2022 | 0 | No BMB observed | |||||
25 April | 2022 | 0 | No BMB observed | |||||
26 April | 2022 | 0 | No BMB observed | |||||
27 April | 2022 | 0 | No BMB observed | |||||
28 April | 2022 | 4 | 4 | 60 | 1 | Bowfishers discarded catch | ||
29 April | 2022 | 100 | 2 | 90% of BMB observed were probable males | ||||
30 April | 2022 | 6 | 2 | 4 | 3 | |||
1 May | 2022 | 7 | 2 | 5 | 4 | |||
2 May | 2022 | 4 | 3 | 1 | 5 | |||
3 May | 2022 | 12 | 9 | 3 | 6 | |||
4 May | 2022 | 21 | 11 | 10 | 7 | |||
5 May | 2022 | 19 | 13 | 6 | 8 | |||
6 May | 2022 | 22 | 14 | 8 | 9 | |||
7 May | 2022 | 20 | 13 | 7 | 10 | |||
8 May | 2022 | 4 | 3 | 1 | 1 | 11 | ||
9 May | 2022 | 18 | 15 | 3 | 12 | |||
10 May | 2022 | 15 | 11 | 4 | 13 | |||
11 May | 2022 | 13 | 12 | 1 | 2 | 14 | ||
12 May | 2022 | 2 | 1 | 1 | 1 | 15 | ||
13 May | 2022 | 2 | 2 | 2 | 16 | |||
14 May | 2022 | 1 | 1 | 1 | 17 | |||
15 May | 2022 | 3 | 3 | 1 | 18 | |||
16 May | 2022 | 5 | 3 | 2 | 1 | 19 | ||
17 May | 2022 | 9 | 7 | 2 | 2 | 20 | ||
18 May | 2022 | 12 | 5 | 7 | 5 | 21 | ||
19 May | 2022 | 4 | 1 | 3 | 22 | |||
20 May | 2022 | 3 | 1 | 2 | 23 | |||
21 May | 2022 | 10 | 24 | |||||
22 May | 2022 | 5 | 25 | |||||
23 May | 2022 | 9 | 26 | |||||
24 May | 2022 | 2 | 1 | 1 | 27 | |||
25 May | 2022 | 6 | 28 | |||||
26 May | 2022 | 3 | 3 | 29 | ||||
27 May | 2022 | 4 | 2 | 2 | 1 | 30 | ||
28 May | 2022 | 2 | 2 | 2 | 31 | |||
29 May | 2022 | 7 | 4 | 3 | 4 | 32 | ||
30 May | 2022 | 6 | 1 | 5 | 1 | 33 | ||
31 May | 2022 | 34 | ||||||
1 June | 2022 | 2 | 1 | 1 | 1 | 35 | ||
2 June | 2022 | 36 | ||||||
3 June | 2022 | 5 | 4 | 1 | 4 | 37 | ||
4 June | 2022 | 5 | 2 | 3 | 2 | 38 | ||
5 June | 2022 | 23 | 6 | 17 | 6 | 39 | ||
6 June | 2022 | 20 | 4 | 16 | 4 | 40 | ||
7 June | 2022 | 24 | 4 | 20 | 3 | 41 | ||
8 June | 2022 | 10 | 3 | 7 | 3 | 42 | ||
9 June | 2022 | 5 | 2 | 3 | 2 | 43 | ||
10 June | 2022 | 0 | No BMB observed | |||||
11 June | 2022 | 0 | No BMB observed | |||||
12 June | 2022 | 0 | No BMB observed | |||||
Total | 2022 | 324 | 168 | 156 | 49 | 4 males discarded on 28 April included in totals | ||
15 April | 2023 | 0 | No BMB observed | |||||
22 April | 2023 | 0 | No BMB observed | |||||
23 April | 2023 | 2 | 1 | |||||
24 April | 2023 | 0 | 2 | No BMB observed | ||||
25 April | 2023 | 1 | 3 | |||||
26 April | 2023 | 1 | 4 | |||||
27 April | 2023 | 5 | 5 | |||||
28 April | 2023 | 30 | 6 | |||||
29 April | 2023 | 4 | 7 | |||||
30 April | 2023 | 4 | 8 | |||||
1 May | 2023 | 2 | 2 | 3 | 9 | |||
2 May | 2023 | 2 | 10 | |||||
3 May | 2023 | 1 | 1 | 10 | 11 | |||
4 May | 2023 | 4 | 1 | 3 | 8 | 12 | ||
5 May | 2023 | 8 | 7 | 1 | 10 | 13 | ||
6 May | 2023 | 1 | 1 | 6 | 14 | |||
7 May | 2023 | 2 | 15 | |||||
8 May | 2023 | 16 | 16 | |||||
9 May | 2023 | 3 | 3 | 14 | 17 | |||
10 May | 2023 | 2 | 1 | 1 | 6 | 18 | ||
11 May | 2023 | 6 | 6 | 5 | 60 | 19 | BMB began going back downstream | |
12 May | 2023 | 2 | 1 | 1 | 35 | 20 | ||
13 May | 2023 | 10 | 21 | |||||
14 May | 2023 | 1 | 1 | 1 | 8 | 22 | ||
15 May | 2023 | 20 | 23 | ARL estimated > 80% males; no anglers present | ||||
16 May | 2023 | 70 | 24 | ARL estimated > 80% males; no anglers present | ||||
17 May | 2023 | 100 | 25 | ARL estimated > 80% males; no anglers present | ||||
18 May | 2023 | 50 | 26 | ARL estimated > 80% males; no anglers present | ||||
19 May | 2023 | 0 | No BMB observed | |||||
20 May | 2023 | 0 | No BMB observed | |||||
21 May | 2023 | 0 | No BMB observed | |||||
Total | 2023 | 30 | 24 | 6 | 6 |
