Lake depth chart
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Rating depth structure for coho salmon.
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26-acre lake in British Columbia. The lake tops out around 43 ft. This chart interpolates between a real shoreline and a known maximum depth. It will point you at likely water, but it is not a navigation product. The season-by-season read for each species follows, from the map's own numbers.
The outline encloses 26 acres, worked by 0.9 miles of shoreline. Nearly circular (index 1.3), so the story is the bottom, not the bank. 33% of the surface is littoral (under ~15 ft), per the model — cover, weeds and forage water. Tip to tip the water measures near 0.3 mi with a 0.2-mi widest point. It sits in Strathcona Regional District. Second Lake sits 0 mi north — the closest neighbouring chart.
Spring coho salmon on First Lake hold shallow, usually 3 to 25 ft. They move out to 13 to 43 ft in summer and finish the year down in 13 to 43 ft. Put Deep basin first on the milk run — a deep basin near 37 ft that grades prime for summer. The feeding windows run early morning and the evening. The summer box starts with a dodger + fly or a medium spoon above the thermocline.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 25 ft | dawn & dusk | Main-lake point (11 ft) | Small orange dodger + peanut fly, Thin spoon (orange/silver) |
| Summer | 13 to 43 ft chart-limited; documented 30 to 70 ft | dawn & dusk | Deep basin (37 ft) | Dodger + fly, Medium spoon above the thermocline |
| Fall | 8 to 40 ft | dawn & dusk | Main-lake point (11 ft) | Casting spoon, Spinner (chartreuse) |
| Winter | 13 to 43 ft chart-limited; documented 20 to 60 ft | midday | Deep basin (37 ft) | Small spoon, slow troll |
Count 4 structure marks on this chart. The deepest, Deep basin, sits near 37 ft.
Season dates, license requirements, and size and bag limits for British Columbia waters are set by the BC freshwater fishing synopsis — and special regulations can apply to First Lake specifically, so confirm the current rules before you fish.
Check the official British Columbia fishing regulations →
First Lake is about 43 ft (13 m) deep at its deepest point. The contours here are modeled from the water's real shape and maximum depth, so treat them as a rough guide.
Anglers target coho salmon on First Lake.
Deep basin is the top-rated area: a deep basin in about 37 ft of water that rates prime for coho salmon in summer. Open the map above to see every rated spot for each species and season.
For coho salmon, the summer bite is best in early morning and the evening. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Fishing on First Lake is regulated by the BC freshwater fishing synopsis. Check the official British Columbia regulations for current license requirements, season dates, and size and bag limits — special regulations can apply to this specific water.
Second Lake 0 mi · Third Lake 1 mi · Jessie Lake 3 mi · Paterson Lake 6 mi · Martha Lake 7 mi · Brewster Lake 10 mi · Stewart Lake 10 mi · Merrill Lake 10 mi · Grace Lake 11 mi · Upper Campbell Lake 11 mi · Spirit Lake 11 mi · Boot Lake 11 mi
See how First Lake stacks up: best coho salmon lakes in British Columbia
More water nearby: Strathcona Regional District fishing maps (85 charts). Browse all British Columbia fishing maps. See every water on DepthScout. How we build these maps. Fish here with a sonar unit that logs? Send us your depth data and we'll improve this chart, credited to you. For fishing guidance only, never navigation.