St. Johns Branch (12 Mile Creek)
12 Mile Creek ON CWDV
St. Johns Branch (12 Mile Creek) (NP-SW-12MC02) is a real-time river monitoring station on the 12 Mile Creek in ON, operated by the Western Ontario Data Hub. Riverbot tracks its river conditions, including water level and keeps recent, datum-labelled water-level history for anglers. 42 fish species are associated with this station in public fish records.
- CWDV station ID
- NP-SW-12MC02
- Operated by
- Western Ontario Data Hub
- Province
- ON
- Coordinates
- 43.0789, -79.2826
Live conditions & history
Create a free account to see live river conditions and recent history for this station
Riverbot records this gauge’s datum-labelled water level. Sign up free to unlock the live chart and explore recent conditions.
7-day weather
Create a free account to see the 7-day weather forecast for this station
Wind, rain, and sky conditions for the week ahead at this gauge's coordinates — sign up free to plan your next trip around it.
Fishing regulations
FMZ 16 zone defaultSpecies regulated in this area
These are species and groups covered by the applicable area rules, not a claim that they occur at this station.
Default rules for this area. A grey row means the current season status is not confirmed by this release.
-
Channel catfish Open · Harvest allowed within limits Open all year Details
-
Open all year
- Sport licence catch-and-possession limit
- 12
- Conservation licence catch-and-possession limit
- 6
Official rule · retrieved Jul 25, 2026
-
-
Crappie Open · Harvest allowed within limits Open all year Details
-
Open all year
- Sport licence catch-and-possession limit
- 30
- Conservation licence catch-and-possession limit
- 10
Official rule · retrieved Jul 25, 2026
-
-
Lake whitefish Open · Harvest allowed within limits Open all year Details
-
Open all year
- Sport licence catch-and-possession limit
- 12
- Conservation licence catch-and-possession limit
- 6
Official rule · retrieved Jul 25, 2026
-
-
Largemouth and smallmouth bass combined Open · Harvest allowed within limits Jun 27 – Nov 30 Details
-
Jun 27 – Nov 30
- Sport licence catch-and-possession limit
- 6
- Conservation licence catch-and-possession limit
- 2
Official rule · retrieved Jul 25, 2026
-
-
Muskellunge Open · Harvest allowed within limits Jun 6 – Dec 15 Details
-
Jun 6 – Dec 15
- Sport licence catch-and-possession limit
- 1
- Size rule
- must be greater than 91 centimetres
Official rule · retrieved Jul 25, 2026
-
-
Northern pike Open · Harvest allowed within limits Jan 1 – Mar 31; May 9 – Dec 31 Details
-
May 9 – Dec 31
- Sport licence catch-and-possession limit
- 6
- Conservation licence catch-and-possession limit
- 2
Official rule · retrieved Jul 25, 2026
-
-
Splake Open · Harvest allowed within limits Open all year Details
-
Open all year
- Sport licence catch-and-possession limit
- 5
- Conservation licence catch-and-possession limit
- 2
Official rule · retrieved Jul 25, 2026
-
-
Sunfish Open · Harvest allowed within limits Open all year Details
-
Open all year
- Sport licence catch-and-possession limit
- 50
- Conservation licence catch-and-possession limit
- 25
Official rule · retrieved Jul 25, 2026
-
-
Walleye and sauger combined Open · Harvest allowed within limits May 9 – Dec 31; Jan 1 – Mar 15 Details
-
May 9 – Dec 31
- Sport licence catch-and-possession limit
- 4
- Conservation licence catch-and-possession limit
- 2
- Size rule
- not more than 1 greater than 46 centimetres
Official rule · retrieved Jul 25, 2026
-
-
Yellow perch Open · Harvest allowed within limits Open all year Details
-
Open all year
- Sport licence catch-and-possession limit
- 50
- Conservation licence catch-and-possession limit
- 25
Official rule · retrieved Jul 25, 2026
-
-
Atlantic salmon Closed Apr 25 – Sep 30 Details
-
Apr 25 – Sep 30
Official rule · retrieved Jul 25, 2026
-
-
Brook trout Closed Apr 25 – Sep 30 Details
-
Apr 25 – Sep 30
- Sport licence catch-and-possession limit
- 5
- Conservation licence catch-and-possession limit
- 2
Official rule · retrieved Jul 25, 2026
-
-
Brown trout Closed Apr 25 – Sep 30 Details
-
Apr 25 – Sep 30
- Sport licence catch-and-possession limit
- 5
- Conservation licence catch-and-possession limit
- 2
Official rule · retrieved Jul 25, 2026
-
-
Lake sturgeon Closed Closed all year Details
-
Closed all year
Official rule · retrieved Jul 25, 2026
-
-
Lake trout Closed Jan 1 – Sep 30 Details
-
Jan 1 – Sep 30
- Sport licence catch-and-possession limit
- 2
- Conservation licence catch-and-possession limit
- 1
Official rule · retrieved Jul 25, 2026
-
-
Pacific salmon Closed Apr 25 – Sep 30 Details
-
Apr 25 – Sep 30
- Sport licence catch-and-possession limit
- 5
- Conservation licence catch-and-possession limit
- 2
Official rule · retrieved Jul 25, 2026
-
-
Rainbow trout Closed Apr 25 – Sep 30 Details
-
Apr 25 – Sep 30
- Sport licence catch-and-possession limit
- 2
- Conservation licence catch-and-possession limit
- 1
Official rule · retrieved Jul 25, 2026
-
General area restrictions
-
Period not confirmed
- Sport licence catch-and-possession limit
- 5
- Conservation licence catch-and-possession limit
- 2
- Limit details
- total daily catch possession limit for all trout salmon species combined
Effective Jan 1, 2026 – Sep 14, 2027 · evaluated for 2026-10-26 in America/Toronto
Regulations shown are for reference only and may not reflect in-season changes. Always verify current regulations with the Ontario Fishing Regulations Summary before fishing.
Fish recorded near this station
Community observations nearbySt. Johns Branch (12 Mile Creek) has 42 fish species documented via iNaturalist research-grade observations within 10 km. These community-sourced records indicate fish presence in the vicinity.
Species include: Rock Bass (Ambloplites rupestris), Bullheads (Ameiurus), Yellow Bullhead (Ameiurus natalis), Brown Bullhead (Ameiurus nebulosus), American Eel (Anguilla rostrata), and 37 others.
- Rock Bass Ambloplites rupestris
- Bullheads Ameiurus
- Yellow Bullhead Ameiurus natalis
- Brown Bullhead Ameiurus nebulosus
- American Eel Anguilla rostrata
- Freshwater Drum Aplodinotus grunniens
- Goldfish Carassius auratus
- White Sucker Catostomus commersonii
- Brook Stickleback Culaea inconstans
- European Carp Cyprinus carpio
- Amur Carp Cyprinus rubrofuscus
- American Gizzard Shad Dorosoma cepedianum
- Northern Pike Esox lucius
- Rainbow Darter Etheostoma caeruleum
- Fantail Darter Etheostoma flabellare
- Johnny Darter Etheostoma nigrum
- Northern Hog Sucker Hypentelium nigricans
- Longnose Gar Lepisosteus osseus
- Green Sunfish Lepomis cyanellus
- Pumpkinseed Lepomis gibbosus
- Pumpkinseed × Green Sunfish Lepomis gibbosus × cyanellus
- Pumpkinseed × Bluegill Lepomis gibbosus × macrochirus
- Bluegill Lepomis macrochirus
- Striped Shiner Luxilus chrysocephalus
- Common Shiner Luxilus cornutus
- Smallmouth Bass Micropterus dolomieu
- Largemouth Bass Micropterus nigricans
- Round Goby Neogobius melanostomus
- River Chub Nocomis micropogon
- Golden Shiner Notemigonus crysoleucas
- Rainbow Trout Oncorhynchus mykiss
- Chinook Salmon Oncorhynchus tshawytscha
- Yellow Perch Perca flavescens
- Bluntnose Minnow Pimephales notatus
- Fathead Minnow Pimephales promelas
- North American Minnows Pogonichthyinae
- Western Blacknose Dace Rhinichthys obtusus
- Brown Trout Salmo trutta
- Tiger Trout Salmo trutta × Salvelinus fontinalis
- Brook Trout Salvelinus fontinalis
- Creek Chub Semotilus atromaculatus
- Central Mudminnow Umbra limi
Where these records come from
- Evidence
- Community observations nearby
- Research-grade community observations (iNaturalist) recorded near this station, not a formal survey.
- Records
- 42 species
- from 200 individual records
- Observed
- Sep 9, 2023 – Aug 8, 2026
- 200 dated records
Sources
- iNaturalist research-grade fish observations — 200 records