Table 3. Open in new tab Annual...

Table 3.

Annual escapement of Jumpstart winter-run Chinook Salmon to Battle Creek. Fish upstream include fish that were trapped in the Coleman National Fish Hatchery spawning building and released upstream at the barrier weir.

Run year	Total	Upstream	Broodstock transfer	Incidental mortality^a
2019	95	21	74	0
2020	1,041	904	100	37
2021	247	174	54	19
2022	109	94^b	12	3
2023	55	11	42	2

Run year	Total	Upstream	Broodstock transfer	Incidental mortality^a
2019	95	21	74	0
2020	1,041	904	100	37
2021	247	174	54	19
2022	109	94^b	12	3
2023	55	11	42	2

^aIncludes prespawn mortality of fish that were recovered as carcasses below barrier weir during warm creek water conditions in 2020 (n = 31) and 2021 (n = 15).

^bIn total, 28 additional winter-run Chinook Salmon were captured at the Keswick Dam fish trap and transferred from Livingston Stone National Fish Hatchery to Battle Creek above Eagle Canyon Dam due to high water temperatures in the Sacramento River but are not counted here as Jumpstart escapement.

This Feature Is Available To Subscribers Only