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Fishing Lago Patillas: what the data says
371-acre reservoir near Patillas. a PREPA hydro reservoir (1914) below the Cordillera Central in southeast Puerto Rico, stocked with largemouth and butterfly peacock bass over tilapia and sunfish. The lake tops out around 61 ft. The depth chart is built from real state fisheries GPS surveys, so the humps, channels and drop-offs you see are measured, not guessed. Below is the species-by-species picture, pulled from the same data the map uses.
Largemouth Bass fishing at Lago Patillas
Start shallow in spring: largemouth bass sit in 2 to 10 ft that time of year. By summer they slide out to 8 to 20 ft, and by winter most fish are in 15 to 35 ft. Shallow bay flat is the standout, a weed flat at roughly 2 ft, rated prime for spring largemouth bass. Best bite is early morning and the evening. Summer baits: a texas-rigged 10" worm or a deep-diving crankbait gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | dawn & dusk | Spinnerbait, Chatterbait |
| Summer | 8 to 20 ft | dawn & dusk | Texas-rigged 10" worm, Deep-diving crankbait |
| Fall | 4 to 15 ft | midday & dawn | Squarebill crankbait (shad), Spinnerbait |
| Winter | 15 to 35 ft | midday | Blade bait, Jigging spoon |
Peacock Bass (Tucunaré) fishing at Lago Patillas
Spring peacock bass (tucunaré) on Lago Patillas hold shallow, usually 2 to 12 ft. Summer pushes them deeper, 3 to 15 ft, and winter fish settle into 6 to 22 ft. If you only fish one area, make it Main-lake point: a point around 11 ft that scores prime in spring. Best bite is midday and early morning.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 12 ft | midday & dawn | see map |
| Summer | 3 to 15 ft | midday & dawn | see map |
| Fall | 3 to 15 ft | midday & dawn | see map |
| Winter | 6 to 22 ft | midday | see map |
Tilapia fishing at Lago Patillas
Spring tilapia on Lago Patillas hold shallow, usually 1 to 6 ft. Summer pushes them deeper, 2 to 10 ft, and winter fish settle into 5 to 18 ft. The spot to know is Shallow bay flat, a weed flat in about 2 ft of water that rates prime for tilapia in spring. In summer the feeding windows fall in midday and early morning.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 6 ft | midday & dusk | see map |
| Summer | 2 to 10 ft | midday & dawn | see map |
| Fall | 3 to 12 ft | midday | see map |
| Winter | 5 to 18 ft | midday | see map |
Channel Catfish fishing at Lago Patillas
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 20 to 40 ft. Back-bay flat is the standout, a weed flat at roughly 8 ft, rated good for spring channel catfish. 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 | 10 to 30 ft | dusk | |
| Winter | 20 to 40 ft | midday |
Bluegill fishing at Lago Patillas
Start shallow in spring: bluegill sit in 1 to 6 ft that time of year. Summer pushes them deeper, 4 to 15 ft, and winter fish settle into 10 to 25 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 2 ft that scores prime in spring. Best bite is early morning and the evening. A small sponge spider (fly) or a micro tube jig covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 6 ft | midday & dusk | 1/32 oz jig + micro plastic, Tiny popper (evenings) |
| Summer | 4 to 15 ft | dawn & dusk | Small sponge spider (fly), Micro tube jig |
| Fall | 6 to 18 ft | midday | Micro jig + waxworm, Small spoon tipped |
| Winter | 10 to 25 ft | midday | Tungsten ice jig + plastic, Tiny spoon |
Notable structure
- Deep basin: deep basin, around 60 ft
- Break off the point: drop-off, around 45 ft
- Secondary point: point, around 14 ft
- Main-lake point: point, around 11 ft
- Back-bay flat: weed flat, around 8 ft
- Shallow bay flat: weed flat, around 2 ft
Common questions
How deep is Lago Patillas?
Lago Patillas is about 61 ft at its deepest point. The depth chart here comes from real state fisheries GPS surveys, so the contours reflect measured depths.
What fish are in Lago Patillas?
Anglers target largemouth bass, peacock bass (tucunaré), tilapia, bluegill, channel catfish on Lago Patillas.
Where is the best fishing spot on Lago Patillas?
Shallow bay flat is the top-rated area: a weed flat in about 2 ft of water that rates prime for largemouth bass in spring. Open the map above to see every rated spot for each species and season.
When is the best time to fish Lago Patillas?
For largemouth bass, 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.