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Fishing Llyn Crafnant: what the data says
58-acre lake near Conwy. The lake tops out around 33 ft. The chart is a model: real shoreline, published maximum depth, interpolated in between. A planning tool, never a navigation product. Here is how the season plays out for each species, straight from the data behind the map.
Llyn Crafnant maps at 58 acres behind 1.7 miles of shoreline. A middling shoreline index (1.6) gives it some bays to work without being a maze. Roughly 60% of the water is 15 ft or less as modeled, the band where the food chain lives.
Brown Trout fishing at Llyn Crafnant
In spring, brown trout run shallow here, mostly 3 to 25 ft. Midsummer fish sit out in 10 to 33 ft before dropping to 5 to 33 ft for winter. Summer brown trout concentrate at Break off the point, a prime-rated drop-off around 15 ft. Fish it in after dark and early morning and you'll meet the bite. You won't need more than a spoon at the thermocline or a deep stickbait (night) most summer days.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 25 ft | dawn & dusk | Main-lake point (8 ft) | Stickbait off planer boards (shallow), Small spoon along mud lines |
| Summer | 10 to 33 ft | night & dawn | Break off the point (15 ft) | Spoon at the thermocline, Deep stickbait (night) |
| Fall | 5 to 30 ft | dusk & dawn | Main-lake point (8 ft) | Jerkbait over gravel, Casting spoon |
| Winter | 5 to 33 ft | dawn | Break off the point (15 ft) | Jigging spoon, Small stickbait (slow) |
European Perch fishing at Llyn Crafnant
Spring european perch on Llyn Crafnant hold shallow, usually 3 to 12 ft. They move out to 8 to 28 ft in summer and finish the year down in 12 to 33 ft. Put Shallow bay flat first on the milk run — a weed flat near 4 ft that grades prime for spring. The feeding windows run early morning. The summer box starts with a drop-shot micro plastics or a small crankbait (perch pattern).
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 12 ft | midday & dawn | Shallow bay flat (4 ft) | Small jig + curly tail, Inline spinner #1-2 |
| Summer | 8 to 28 ft | dawn | Deep basin (28 ft) | Drop-shot micro plastics, Small crankbait (perch pattern) |
| Fall | 10 to 33 ft | midday | Deep basin (28 ft) | Jigging spoon (small), Drop-shot on deep flats |
| Winter | 12 to 33 ft | midday & dawn | Deep basin (28 ft) | Tungsten jig + maggots, Small balance jig |
Northern Pike fishing at Llyn Crafnant
When the water first warms, northern pike slide up into 2 to 8 ft. Summer is a 8 to 20 ft game here, winter a 5 to 15 ft one. Start at Shallow bay flat. It's a weed flat holding about 4 ft of water and rates prime come spring. The feeding windows run early morning and the evening. Keep a bucktail or a weedless spoon over cabbage rigged through the warm months.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 2 to 8 ft | midday & dawn | Shallow bay flat (4 ft) | #5 inline spinner, Spoon (red/white) |
| Summer | 8 to 20 ft | dawn & dusk | Break off the point (15 ft) | Bucktail, Weedless spoon over cabbage |
| Fall | 6 to 18 ft | midday & dawn | Break off the point (15 ft) | Big rubber (Bull Dawg style), Husky-style jerkbait |
| Winter | 5 to 15 ft | midday | Shallow bay flat (4 ft) | Tip-ups, Large jigging spoon |
Arctic Char fishing at Llyn Crafnant
Start shallow in spring: arctic char sit in 4 to 15 ft that time of year. Summer pushes them deeper, 10 to 33 ft, and winter fish settle into 8 to 33 ft. The spot to know is Deep basin, a deep basin in about 28 ft of water that rates prime for arctic char in summer. Warm-month bites cluster around early morning. Throw a jigging spoon vertical or a tube jig (smelt) until the fish tell you otherwise.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 4 to 15 ft | midday & dawn | Break off the point (15 ft) | Small casting spoon (silver/orange), Jerkbait (small) |
| Summer | 10 to 33 ft | dawn | Deep basin (28 ft) | Jigging spoon vertical, Tube jig (smelt) |
| Fall | 8 to 30 ft | midday & dusk | Break off the point (15 ft) | Casting spoon (orange/gold), Beadhead streamer |
| Winter | 8 to 33 ft | midday & dawn | Deep basin (28 ft) | Jigging spoon (glow/silver), Tungsten jig + plastic |
Notable structure
- Deep basin: deep basin, around 28 ft
- Break off the point: drop-off, around 15 ft
- Main-lake point: point, around 8 ft
- Secondary point: point, around 8 ft
- Shallow bay flat: weed flat, around 4 ft
- Back-bay flat: weed flat, around 4 ft
Common questions
How deep is Llyn Crafnant?
Llyn Crafnant is about 33 ft (10 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.
What fish are in Llyn Crafnant?
Anglers target northern pike, european perch, brown trout, arctic char on Llyn Crafnant. This isn't a survey of the water — none is published for it — but an informed estimate from the species common to the region, narrowed by this water's depth, size and each species' range.
Where is the best fishing spot on Llyn Crafnant?
Shallow bay flat is the top-rated area: a weed flat in about 4 ft of water that rates prime for european perch in spring. Every other rated spot, per species and season, is on the map above.
When is the best time to fish Llyn Crafnant?
For brown trout, the summer bite is best in after dark and early morning. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Nearby waters
Llyn Geirionydd 1 mi · Llyn Bychan 1 mi · Llyn Bodgynydd 1 mi · Llyn Cowlyd Reservoir 1 mi · Llyn Goddionduon 2 mi · Llyn y Parc 3 mi · Llyn Eigiau Reservoir 3 mi · Ffynnon Llugwy Reservoir 4 mi · Llyn Ogwen 6 mi · Llyn Bochlwyd 6 mi · Llynau Diwaunedd 6 mi · Llyn Anafon 6 mi
See how Llyn Crafnant stacks up: best northern pike lakes in United Kingdom · best european perch lakes in United Kingdom · best brown trout lakes in United Kingdom · best arctic char lakes in United Kingdom
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