Salt water depth chart
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44-acre Bunkers Harbor fishing map with NOAA BlueTopo survey contours (100% measured, 100% assessed), charted rock and wreck structure, regional fish-survey occurrence, sourced forage timing and verified public access. The water tops out around 31 ft. The depth chart is built from real agency bathymetry referenced to NAVD88; directly measured coverage remains distinguished from source interpolation. The channels, holes and drop-offs come from the source data, not a distance-from-shore model. Here's the year, species by species, as the scoring engine sees it.
Bunkers Harbor maps at 44 acres behind 2 miles of shoreline. An index of 2.2 puts the bank firmly in maze territory: point after pocket after cove, every one a casting target. About 64% of the surface sits shallower than 15 ft — that's the weed-and-bait zone. Tip to tip the water measures near 0.6 mi with a 0.3-mi widest point. Its nearest charted neighbour, Schoodic Harbor, is 1 mi to the south.
In spring, striped bass run shallow here, mostly 5 to 20 ft. Midsummer fish sit out in 9 to 31 ft before dropping to 9 to 31 ft for winter. Summer striped bass concentrate at Bunker Harbor channel edge, a prime-rated channel edge around 16 ft. Fish it in early morning and the evening and you'll meet the bite. You won't need more than a topwater walker at low light or a paddletail on a light jig most summer days.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 5 to 20 ft | dawn & dusk | Surveyed channel edge (17 ft) | 3-6 inch paddletail, Suspending minnow plug |
| Summer | 9 to 31 ft chart-limited; documented 25 to 60 ft | dawn & dusk | Bunker Harbor channel edge (16 ft) | Topwater walker at low light, Paddletail on a light jig |
| Fall | 9 to 31 ft chart-limited; documented 10 to 35 ft | dawn & dusk | Bunker Harbor channel edge (16 ft) | Pencil popper, Baitfish swimbait |
| Winter | 9 to 31 ft chart-limited; documented 20 to 50 ft | midday | Bunker Harbor channel edge (16 ft) | Slow paddletail, Bucktail near bottom |
Come spring, look for bluefish tight to the bank in 3 to 20 ft. They move out to 5 to 30 ft in summer and finish the year down in 9 to 31 ft. If you only fish one area, make it NOAA charted breakwater: a jetty / riprap around 1 ft that scores prime in summer. Best bite is early morning and the evening. A popper (early/late) or a metal jigs in the rips is the honest summer answer here.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 20 ft | dawn & dusk | Bunker Harbor channel edge (16 ft) | Metal (Hopkins/Kastmaster), Pencil popper |
| Summer | 5 to 30 ft | dawn & dusk | NOAA charted breakwater (1 ft) | Popper (early/late), Metal jigs in the rips |
| Fall | 3 to 25 ft | dawn & midday | Surveyed channel edge (17 ft) | Pencil popper, Big metal |
| Winter | 9 to 31 ft chart-limited; documented 15 to 40 ft | midday | Bunker Harbor channel edge (16 ft) | Metal jig worked slow (southern waters) |
The spring pattern is a shallow one: atlantic mackerel in 3 to 31 ft. The depth story barely changes: 6 to 31 ft through summer, 8 to 31 ft in winter. The spot to know is Bunker Harbor channel edge, a channel edge in about 16 ft of water that rates prime for atlantic mackerel in summer. Plan around early morning and the evening in the warm months. Summer baits: a feather rig or a small vertical jig gets it done.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 31 ft chart-limited; documented 5 to 45 ft | dawn & dusk | Bunker Harbor channel edge (16 ft) | Mackerel feather rig, Small silver jig |
| Summer | 6 to 31 ft chart-limited; documented 15 to 80 ft | dawn & dusk | Bunker Harbor channel edge (16 ft) | Feather rig, Small vertical jig |
| Fall | 5 to 31 ft chart-limited; documented 10 to 65 ft | dawn & dusk | Bunker Harbor channel edge (16 ft) | Compact silver jig, Sparse feather rig |
| Winter | 8 to 31 ft chart-limited; documented 30 to 120 ft | midday | Bunker Harbor channel edge (16 ft) | Small deep jig |
Start shallow in spring: atlantic cod sit in 6 to 31 ft that time of year. They don't go far with the seasons — 8 to 31 ft covers summer, 7 to 31 ft covers winter. The spot to know is NOAA charted rock bottom, a hard bottom in about 7 ft of water that rates prime for atlantic cod in fall. Warm-month bites cluster around early morning. Throw a heavy metal jig or a large soft-plastic jig until the fish tell you otherwise.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 6 to 31 ft chart-limited; documented 20 to 100 ft | dawn | NOAA charted rock bottom (7 ft) | Diamond jig, Heavy bucktail |
| Summer | 8 to 31 ft chart-limited; documented 45 to 180 ft | dawn | NOAA charted rock bottom (7 ft) | Heavy metal jig, Large soft-plastic jig |
| Fall | 6 to 31 ft chart-limited; documented 25 to 140 ft | dawn | NOAA charted rock bottom (7 ft) | Diamond jig, Bucktail with teaser |
| Winter | 7 to 31 ft chart-limited; documented 50 to 220 ft | midday | NOAA charted rock bottom (7 ft) | Heavy vertical jig |
When the water first warms, atlantic herring slide up into 5 to 25 ft. Summer is a 9 to 31 ft game here, winter a 9 to 31 ft one. Start at Bunker Harbor channel edge. It's a channel edge holding about 16 ft of water and rates prime come summer. The feeding windows run early morning and the evening. Keep a herring feather rig or a small silver jig rigged through the warm months.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 5 to 25 ft | dawn & dusk | NOAA charted rock bottom (7 ft) | Small herring feather rig, Micro jig rig |
| Summer | 9 to 31 ft chart-limited; documented 15 to 50 ft | dawn & dusk | Bunker Harbor channel edge (16 ft) | Herring feather rig, Small silver jig |
| Fall | 8 to 31 ft chart-limited; documented 10 to 40 ft | dawn & dusk | Bunker Harbor channel edge (16 ft) | Small feather rig, Compact silver spoon |
| Winter | 9 to 31 ft chart-limited; documented 20 to 60 ft | midday | Bunker Harbor channel edge (16 ft) | Small silver jig, Sparse feather rig |
In spring, winter flounder run shallow here, mostly 2 to 18 ft. Summer pushes them deeper, 8 to 30 ft, and winter fish settle into 3 to 20 ft. Bunker Harbor channel edge is the standout, a channel edge at roughly 16 ft, rated prime for spring winter flounder. Time it for early morning. You won't need more than a light scented jig worked slowly most summer days.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 2 to 18 ft | midday & dawn | Bunker Harbor channel edge (16 ft) | Small bucktail tipped with worm, Scented grub on a light jig |
| Summer | 8 to 30 ft | dawn | Bunker Harbor channel edge (16 ft) | Light scented jig worked slowly |
| Fall | 6 to 25 ft | midday | Bunker Harbor channel edge (16 ft) | Small bucktail + worm, Scented bottom jig |
| Winter | 3 to 20 ft | midday | Bunker Harbor channel edge (16 ft) | Small bucktail tipped with worm |
12 pieces of structure are mapped here — NOAA charted underwater rock, around 17 ft, is the deepest of them.
Access data: Maine GeoLibrary — Boat Launches (Maine IF&W / DACF). Confirm conditions and fees locally before you launch.
Season dates, license requirements, and size and bag limits for Maine waters are set by the Maine DMR (saltwater recreational fishing) — and special regulations can apply to Bunkers Harbor specifically, so confirm the current rules before you fish.
Check the official Maine fishing regulations →
Bunkers Harbor is about 31 ft (9 m) deep at its deepest point. The depth chart is built from real agency bathymetry referenced to NAVD88; directly measured coverage remains distinguished from source interpolation. The contours reflect measured and quality-assessed source depths.
Anglers target striped bass, bluefish, atlantic mackerel, atlantic cod, atlantic herring, winter flounder on Bunkers Harbor. The list combines the water's survey records with habitat-filtered species from broader official evidence; those additions are plausible occurrences, not exact-water abundance or guaranteed catches.
NOAA charted rock bottom is the top-rated area: a hard bottom in about 7 ft of water that rates prime for atlantic cod in fall. Every other rated spot, per species and season, is on the map above.
For striped 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.
Fishing on Bunkers Harbor is regulated by the Maine DMR (saltwater recreational fishing). Check the official Maine regulations for current license requirements, season dates, and size and bag limits — special regulations can apply to this specific water.
Schoodic Harbor 1 mi · Winter Harbor 3 mi · Jordan Harbor 5 mi · Stave Island Harbor 6 mi · Newport Cove 8 mi · Cromwell Cove 8 mi · Bar Harbor 8 mi · Flanders Bay 8 mi · Frenchman Bay 9 mi · Eastern Point Harbor 10 mi · Sorrento Harbor 10 mi · Lake Wood 12 mi
See how Bunkers Harbor stacks up: best striped bass lakes in Maine · best winter flounder lakes in Maine · best bluefish lakes in Maine · best atlantic herring lakes in Maine
Browse all Maine fishing maps. See every water on DepthScout. Bathymetry credit: NOAA BlueTopo (NAVD88; 100% measured, 0% source-interpolated). How we build these maps. Fish here with a sonar unit that logs? Send us your depth data and we'll improve this chart, credited to you. For fishing guidance only, never navigation.