Waterbody recordES1
Castle River
Castle River is a southern Alberta stream (mainstem from Hwy. 3 to the West Castle River) in the Castle area near Castle Provincial Park, south of Pincher Creek. From June 16 to Aug. 31 there is a bait ban; anglers may keep 2 trout total, rainbow and cutthroat trout must be over 35 cm, and mountain whitefish are limited to 5 fish over 30 cm. From Sept. 1 to Oct. 31 there is a bait ban and no trout may be retained (0 trout) and mountain whitefish retention is prohibited (0 fish).
StreamWU ES149.50082, -114.22021
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Regulations
Waterbody-specific regulationMainstem from Hwy. 3 to West Castle River and
includes tributaries except Mill, Beaver Mines,
and Screwdriver creeks and Carbondale RiverOPEN JUNE 16 TO AUG. 31Trout 2 troutView details
Season
OPEN JUNE 16 TO AUG. 31
Bait allowed
Bait ban
Total trout
2 trout
Mountain whitefish
5 over 30 cm
Rainbow trout
over 35
cm
Cutthroat trout
over 35 cm
Last updated: Apr 08, 2026
Waterbody-specific regulationMainstem from Hwy. 3 to West Castle River and
includes tributaries except Mill, Beaver Mines,
and Screwdriver creeks and Carbondale RiverOPEN SEPT. 1 TO OCT. 31Trout 0 troutView details
Season
OPEN SEPT. 1 TO OCT. 31
Bait allowed
Bait ban
Total trout
0 trout
Mountain whitefish
0 fish
Last updated: Apr 08, 2026
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