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Fishing Loch an Struth Mhòir or Loch an Strumore: what the data says
160-acre lake near Na h-Eileanan an Iar. The lake tops out around 22 ft. The contours are modeled from the water's real shoreline and maximum depth. Treat them as a rough guide, and never use them for navigation. Here is how the season plays out for each species, straight from the data behind the map.
Traced from the shoreline, Loch an Struth Mhòir or Loch an Strumore runs 159 acres with 4.7 miles of edge. That shoreline is heavily fingered (development index 2.6) — bays, points and pockets everywhere, which multiplies the fishable edge. About 82% of the surface sits shallower than 15 ft on the modeled chart — that's the weed-and-bait zone.
Brown Trout fishing at Loch an Struth Mhòir or Loch an Strumore
Spring brown trout on Loch an Struth Mhòir or Loch an Strumore hold shallow, usually 3 to 22 ft. Summer fish stay in 7 to 22 ft, and winter fish hold in 3 to 22 ft. Put Deep basin first on the milk run — a deep basin near 19 ft that grades prime for summer. The feeding windows run after dark and early morning. The summer box starts with a spoon at the thermocline or a deep stickbait (night).
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 22 ft | dawn & dusk | Main-lake point (8 ft) | Stickbait off planer boards (shallow), Small spoon along mud lines |
| Summer | 7 to 22 ft | night & dawn | Deep basin (19 ft) | Spoon at the thermocline, Deep stickbait (night) |
| Fall | 4 to 22 ft | dusk & dawn | Main-lake point (8 ft) | Jerkbait over gravel, Casting spoon |
| Winter | 3 to 22 ft | dawn | Deep basin (19 ft) | Jigging spoon, Small stickbait (slow) |
European Perch fishing at Loch an Struth Mhòir or Loch an Strumore
In spring, european perch run shallow here, mostly 3 to 12 ft. Midsummer fish sit out in 6 to 22 ft before dropping to 7 to 22 ft for winter. Spring european perch concentrate at Shallow bay flat, a prime-rated weed flat around 3 ft. Fish it in early morning and you'll meet the bite. You won't need more than a drop-shot micro plastics or a small crankbait (perch pattern) most summer days.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 12 ft | midday & dawn | Shallow bay flat (3 ft) | Small jig + curly tail, Inline spinner #1-2 |
| Summer | 6 to 22 ft | dawn | Deep basin (19 ft) | Drop-shot micro plastics, Small crankbait (perch pattern) |
| Fall | 7 to 22 ft | midday | Deep basin (19 ft) | Jigging spoon (small), Drop-shot on deep flats |
| Winter | 7 to 22 ft | midday & dawn | Deep basin (19 ft) | Tungsten jig + maggots, Small balance jig |
Northern Pike fishing at Loch an Struth Mhòir or Loch an Strumore
In spring, northern pike run shallow here, mostly 2 to 8 ft. Summer pushes them deeper, 8 to 20 ft, and winter fish settle into 5 to 15 ft. Shallow bay flat is the standout, a weed flat at roughly 3 ft, rated prime for spring northern pike. Time it for early morning and the evening. You won't need more than a bucktail or a weedless spoon over cabbage most summer days.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 2 to 8 ft | midday & dawn | Shallow bay flat (3 ft) | #5 inline spinner, Spoon (red/white) |
| Summer | 8 to 20 ft | dawn & dusk | Main-lake point (8 ft) | Bucktail, Weedless spoon over cabbage |
| Fall | 6 to 18 ft | midday & dawn | Main-lake point (8 ft) | Big rubber (Bull Dawg style), Husky-style jerkbait |
| Winter | 5 to 15 ft | midday | Shallow bay flat (3 ft) | Tip-ups, Large jigging spoon |
Notable structure
- Deep basin: deep basin, around 19 ft
- Main-lake point: point, around 8 ft
- Secondary point: point, around 8 ft
- Shallow bay flat: weed flat, around 3 ft
- Back-bay flat: weed flat, around 3 ft
Common questions
How deep is Loch an Struth Mhòir or Loch an Strumore?
Loch an Struth Mhòir or Loch an Strumore is about 22 ft (7 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 Loch an Struth Mhòir or Loch an Strumore?
Anglers target northern pike, european perch, brown trout on Loch an Struth Mhòir or Loch an Strumore. 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 Loch an Struth Mhòir or Loch an Strumore?
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. The map above holds the full rated-spot list for every species and season.
When is the best time to fish Loch an Struth Mhòir or Loch an Strumore?
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
Loch Sgealtair 0 mi · Loch Geireann 1 mi · Loch na Buaile 1 mi · Loch na Garbh-abhainn Ard 1 mi · Loch a Chonnachair 2 mi · Loch Fada 2 mi · Loch a Bhuird 2 mi · Loch Deòireabhat 2 mi · Loch Bheireagbhat or Loch Veiragvat 2 mi · Loch Thundair or Loch Hunder 2 mi · Loch Scadabhagh or Loch Scadavay 2 mi · Loch Scadabhagh or Loch Scadavay 3 mi
See how Loch an Struth Mhòir or Loch an Strumore stacks up: best northern pike lakes in United Kingdom · best european perch lakes in United Kingdom · best brown trout lakes in United Kingdom
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