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Fishing Alto Lake: what the data says
16-acre reservoir near Alto. The lake tops out around 25 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. What follows comes from the same scoring engine that paints the spots above.
Rainbow Trout fishing at Alto Lake
Start shallow in spring: rainbow trout sit in 5 to 20 ft that time of year. By summer they slide out to 7 to 25 ft, and by winter most fish are in 5 to 25 ft. The spot to know is Shoreline break, a drop-off in about 11 ft of water that rates prime for rainbow trout in winter. Best bite is early morning and the evening. A dodger + spoon (deep troll) or a flutter spoon covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 5 to 20 ft | dawn & dusk | Inline spinner (silver), Small spoon |
| Summer | 7 to 25 ft | dawn & dusk | Dodger + spoon (deep troll), Flutter spoon |
| Fall | 7 to 25 ft | dawn & dusk | Casting spoon, Jerkbait over shoals |
| Winter | 5 to 25 ft | dawn | Jigging spoon, Tube jig (white) |
Smallmouth Bass fishing at Alto Lake
In spring, smallmouth bass run shallow here, mostly 3 to 12 ft. Summer pushes them deeper, 8 to 25 ft, and winter fish settle into 8 to 25 ft. Shoreline break is the standout, a drop-off at roughly 11 ft, rated prime for winter smallmouth bass. Best bite is early morning and the evening. Tie on a drop shot (goby/minnow) or a ned rig and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | dawn & dusk | Ned rig, Tube jig |
| Summer | 8 to 25 ft | dawn & dusk | Drop shot (goby/minnow), Ned rig |
| Fall | 8 to 25 ft | midday & dawn | Jerkbait, Blade bait |
| Winter | 8 to 25 ft | midday | Blade bait, Hair jig |
Channel Catfish fishing at Alto Lake
Start shallow in spring: channel catfish sit in 3 to 12 ft that time of year. By summer they slide out to 8 to 25 ft, and by winter most fish are in 8 to 25 ft. If you only fish one area, make it Deep basin: a deep basin around 21 ft that scores prime in winter. Best bite is after dark and the evening.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | dusk | |
| Summer | 8 to 25 ft | night & dusk | |
| Fall | 8 to 25 ft | dusk | |
| Winter | 8 to 25 ft | midday |
Notable structure
- Deep basin: deep basin, around 21 ft
- Shoreline break: drop-off, around 11 ft
- Shallow bay flat: weed flat, around 3 ft
- Back-bay flat: weed flat, around 3 ft
Common questions
How deep is Alto Lake?
Alto Lake is about 25 ft (8 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 Alto Lake?
Anglers target smallmouth bass, channel catfish, rainbow trout on Alto Lake.
Where is the best fishing spot on Alto Lake?
Shoreline break is the top-rated area: a drop-off in about 11 ft of water that rates prime for smallmouth bass in winter. Open the map above to see every rated spot for each species and season.
When is the best time to fish Alto Lake?
For rainbow trout, 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.
Nearby waters
Rio Ruidoso · Grindstone Reservoir · Bonito Lake · Lake Van · Lea Lake · Estancia Park Lake
See how Alto Lake stacks up: best smallmouth bass lakes in New Mexico · best channel catfish lakes in New Mexico · best rainbow trout lakes in New Mexico
Browse all New Mexico fishing maps or every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.