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Fishing Decoy Lake, Arlington: what the data says
3-acre lake near Cambridgeshire. The lake tops out around 7 ft. Contours on this water are modeled from its actual shoreline and max depth. Good for finding likely water, never for navigation. Below is the species-by-species picture, pulled from the same data the map uses.
Decoy Lake, Arlington maps at 3 acres behind 0.3 miles of shoreline. Nearly circular (index 1.3), so the story is the bottom, not the bank. There is no deep basin to speak of — the entire surface is under ~15 ft, prime weed water end to end.
Brown Trout fishing at Decoy Lake, Arlington
Spring puts brown trout in skinny water — 1 to 7 ft is the zone. The depth story barely changes: 2 to 7 ft through summer, 1 to 7 ft in winter. Summer brown trout concentrate at Shoreline break, a prime-rated drop-off around 3 ft. Warm-month bites cluster around after dark and early morning. A spoon at the thermocline or a deep stickbait (night) covers the summer program.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 1 to 7 ft | dawn & dusk | Shoreline break (3 ft) | Stickbait off planer boards (shallow), Small spoon along mud lines |
| Summer | 2 to 7 ft | night & dawn | Shoreline break (3 ft) | Spoon at the thermocline, Deep stickbait (night) |
| Fall | 1 to 7 ft | dusk & dawn | Shoreline break (3 ft) | Jerkbait over gravel, Casting spoon |
| Winter | 1 to 7 ft | dawn | Shoreline break (3 ft) | Jigging spoon, Small stickbait (slow) |
European Perch fishing at Decoy Lake, Arlington
Early season european perch use the shallows, holding in 2 to 7 ft. Summer keeps them at 2 to 7 ft, and they winter in 2 to 7 ft. Put Shallow bay flat first on the milk run — a weed flat near 3 ft that grades prime for spring. In summer the feeding windows fall in early morning. Tie on a drop-shot micro plastics or a small crankbait (perch pattern) and you're in the game.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 2 to 7 ft | midday & dawn | Shallow bay flat (3 ft) | Small jig + curly tail, Inline spinner #1-2 |
| Summer | 2 to 7 ft | dawn | Deep basin (6 ft) | Drop-shot micro plastics, Small crankbait (perch pattern) |
| Fall | 2 to 7 ft | midday | Deep basin (6 ft) | Jigging spoon (small), Drop-shot on deep flats |
| Winter | 2 to 7 ft | midday & dawn | Deep basin (6 ft) | Tungsten jig + maggots, Small balance jig |
Northern Pike fishing at Decoy Lake, Arlington
Come spring, look for northern pike tight to the bank in 2 to 7 ft. Even in summer they hold at 2 to 7 ft; winter keeps them in 2 to 7 ft. Start at Shallow bay flat. It's a weed flat holding about 3 ft of water and rates prime come spring. Prime time lands in early morning and the evening. A bucktail or a weedless spoon over cabbage is the honest summer answer here.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 2 to 7 ft | midday & dawn | Shallow bay flat (3 ft) | #5 inline spinner, Spoon (red/white) |
| Summer | 2 to 7 ft | dawn & dusk | Shallow bay flat (3 ft) | Bucktail, Weedless spoon over cabbage |
| Fall | 2 to 7 ft | midday & dawn | Shallow bay flat (3 ft) | Big rubber (Bull Dawg style), Husky-style jerkbait |
| Winter | 2 to 7 ft | midday | Shallow bay flat (3 ft) | Tip-ups, Large jigging spoon |
Notable structure
- Deep basin: deep basin, around 6 ft
- Shallow bay flat: weed flat, around 3 ft
- Shoreline break: drop-off, around 3 ft
Common questions
How deep is Decoy Lake, Arlington?
Decoy Lake, Arlington is about 7 ft (2 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 Decoy Lake, Arlington?
Anglers target northern pike, european perch, brown trout on Decoy Lake, Arlington. 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 Decoy Lake, Arlington?
Shallow bay flat is the top-rated area: a weed flat in about 3 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 Decoy Lake, Arlington?
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
Stewartby Lake 20 mi · Mitcham Pit 20 mi · Bonnington Lake 25 mi · Thrapston Lake 26 mi · Stanborough Lake 26 mi · North Metropolitan pit 30 mi · Marsworth Reservoir 34 mi · Tallington Lakes 38 mi · Eyebrook Reservoir 40 mi · Stradsett Hall Lake 40 mi · The Lake or Eleven Acre Lake 41 mi · Hollowell Reservoir 41 mi
See how Decoy Lake, Arlington stacks up: best northern pike lakes in United Kingdom · best european perch lakes in United Kingdom · best brown trout lakes in United Kingdom
Browse all United Kingdom fishing maps or see every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.