Salt water depth chart
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111,006-acre Landes Coast. South 3 West France saltwater fishing map with official SHOM 100 m bathymetry, source-qualified fishing spots, official regional fish evidence, seasonal forage guidance, public shore-use context and current-rule links. The exposed Landes coast south of Arcachon, with surf bars, deep beach troughs and river-mouth transitions. This page covers the south 3 west angler-scale survey window. The water tops out around 291 ft. The depth chart comes from Shom (Service hydrographique et océanographique de la Marine) bathymetric survey data, so the contours are survey-derived rather than computer-modeled. Here is how the season plays out for each species, straight from the data behind the map.
Drawn out, this is 110,951 acres of water rimmed by 54.4 miles of bank. The basin is a simple one (shoreline index 1.2) — close to a bowl, so the structure on the chart matters more than the bank. Littoral water — the productive band under ~15 ft — makes up 0% of this chart. The basin spans about 18.4 mi end to end and 12.3 mi across at its widest. Closest neighbour on DepthScout: Landes Coast - South 3 Central, 7 mi east of here.
Landes Coast — South 3 West, France : carte SHOM officielle jusqu’à 89 m; spots pour bar commun, maquereau commun. Pour préparer la pêche, jamais pour naviguer. Les profondeurs et les points de structure proviennent de la grille bathymétrique officielle du Shom. Les données servent à préparer la pêche et ne doivent jamais être utilisées pour la navigation.
Regional occurrence supports a search target, not equal abundance, child-specific catch rate, retention permission or a promised catch. Current national, EU, regional, protected-area and species rules always control. The roster may combine exact-water monitoring with habitat-filtered official regional evidence; it does not imply that every species is equally abundant throughout the mapped section.
| Species | Evidence basis | Count / date |
|---|---|---|
| bar commun (European Seabass) | official species listing | — |
| maquereau commun (Atlantic Mackerel) | official species listing | — |
| orphie (Garfish) | official species listing | — |
| sole commune (Common Sole) | official species listing | — |
| barbue (Brill) | official species listing | — |
| raie bouclée (Thornback Ray) | official species listing | — |
| mulet lippu (Thick-lipped Grey Mullet) | official species listing | — |
| mulet cabot (Flathead Grey Mullet) | official species listing | — |
| tassergal (Bluefish) | official species listing | — |
| bonite à dos rayé (Atlantic Bonito) | official species listing | — |
| dorade royale (Gilthead Seabream) | official species listing | — |
| maigre (Meagre) | official species listing | — |
| anguille européenne (European Eel) | official species listing | — |
Official species-evidence source.
Spring puts european seabass in skinny water — 3 to 25 ft is the zone. As the season builds they drop to 2 to 30 ft, wintering in 10 to 55 ft. Summer european seabass concentrate at SHOM-grid flat, a good-rated feeding flat around 30 ft. Warm-month bites cluster around early morning and the evening. A surface lure or a paddle-tail soft plastic covers the summer program.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 25 ft | dawn & dusk | open water | Paddle-tail soft plastic, Shallow minnow plug |
| Summer | 2 to 30 ft | dawn & dusk | SHOM-grid flat (30 ft) | Surface lure, Paddle-tail soft plastic |
| Fall | 4 to 40 ft | dawn & dusk | open water | Slim metal lure, Minnow plug |
| Winter | 10 to 55 ft | midday | open water | Slow soft-plastic shad, Suspending minnow |
Spring atlantic mackerel on Landes Coast - South 3 West hold shallow, usually 5 to 45 ft. By summer they slide out to 15 to 80 ft, and by winter most fish are in 30 to 120 ft. The chart's best answer is SHOM-grid current seam — current seam, 116 ft, good for winter. Prime time lands in early morning and the evening. The summer box starts with a feather rig or a small vertical jig.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 5 to 45 ft | dawn & dusk | SHOM-grid shoal (52 ft) | Mackerel feather rig, Small silver jig |
| Summer | 15 to 80 ft | dawn & dusk | open water | Feather rig, Small vertical jig |
| Fall | 10 to 65 ft | dawn & dusk | open water | Compact silver jig, Sparse feather rig |
| Winter | 30 to 120 ft | midday | SHOM-grid current seam (116 ft) | Small deep jig |
Start shallow in spring: garfish sit in 1 to 15 ft that time of year. Summer pushes them deeper, 2 to 20 ft, and winter fish settle into 20 to 60 ft. Warm-month bites cluster around early morning and the evening. Throw a slim casting spoon or a surface-skipping fly until the fish tell you otherwise.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 1 to 15 ft | dawn & midday | open water | Slim silver spoon, Small inline spinner |
| Summer | 2 to 20 ft | dawn & dusk | open water | Slim casting spoon, Surface-skipping fly |
| Fall | 8 to 30 ft | dawn & dusk | open water | Weighted slim spoon, Small silver jig |
| Winter | 20 to 60 ft | midday | open water |
Come spring, look for common sole tight to the bank in 6 to 30 ft. Through summer count on 3 to 30 ft; the winter hold is 20 to 70 ft. If you only fish one area, make it SHOM-grid flat: a feeding flat around 30 ft that scores prime in spring. Best bite is the evening. A light rolling-lead rig is the honest summer answer here.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 6 to 30 ft | dusk | SHOM-grid flat (30 ft) | Tiny bottom jig |
| Summer | 3 to 30 ft | dusk | SHOM-grid flat (30 ft) | Light rolling-lead rig |
| Fall | 8 to 40 ft | dusk | SHOM-grid flat (30 ft) | Compact bottom jig |
| Winter | 20 to 70 ft | night | open water |
Come spring, look for brill tight to the bank in 10 to 45 ft. They move out to 6 to 50 ft in summer and finish the year down in 30 to 90 ft. If you only fish one area, make it SHOM-grid flat: a feeding flat around 30 ft that scores prime in spring. Best bite is early morning and the evening. A small shad on a bottom jig is the honest summer answer here.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 10 to 45 ft | dusk | SHOM-grid flat (30 ft) | Light bottom jig |
| Summer | 6 to 50 ft | dawn & dusk | SHOM-grid flat (30 ft) | Small shad on a bottom jig |
| Fall | 12 to 60 ft | midday | SHOM-grid flat (30 ft) | Compact bottom jig |
| Winter | 30 to 90 ft | midday | open water |
Come spring, look for thornback ray tight to the bank in 15 to 60 ft. They move out to 10 to 65 ft in summer and finish the year down in 30 to 100 ft. If you only fish one area, make it SHOM-grid flat: a feeding flat around 30 ft that scores prime in spring. Best bite is early morning and the evening.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 15 to 60 ft | dusk | SHOM-grid flat (30 ft) | |
| Summer | 10 to 65 ft | dawn & dusk | SHOM-grid flat (30 ft) | |
| Fall | 15 to 75 ft | dusk | SHOM-grid flat (30 ft) | |
| Winter | 30 to 100 ft | midday | open water |
Landes Coast - South 3 West also holds thick-lipped grey mullet (1 to 18 ft in summer), flathead grey mullet (1 to 22 ft in summer), bluefish (5 to 30 ft in summer), atlantic bonito (5 to 90 ft in summer), gilthead seabream (2 to 45 ft in summer), meagre (8 to 100 ft in summer), european eel (6 to 28 ft in summer). Pick any of them on the map above for rated spots and bait picks.
Landes Coast - South 3 West carries 7 mapped structure features, topping out (or rather bottoming out) at Deepest basin, about 289 ft down.
No official 2025 EEA designated bathing-water point matched within 400 metres of this SHOM-grid shoreline. This is an access-evidence gap, not a statement that public fishing access does not exist. Verify local fishing rights, land ownership, posted restrictions, protected areas, tidal and surf safety, and municipal permission before entry.
Private land and private launches need the owner's permission — please ask first.
Season dates, license requirements, and size and bag limits for France waters are set by the Légifrance (current French recreational sea-fishing minimum sizes) — and special regulations can apply to Landes Coast - South 3 West specifically, so confirm the current rules before you fish. French recreational sea-fishing rules combine current national and European species measures with façade, prefectural, marine-protected-area, harbour and local access controls. Check live minimum sizes, quotas, seasonal or method closures, marking requirements and any no-take zone before every trip. A SHOM contour, fishing-spot marker or designated bathing-water lead is planning context only and never permission to fish, retain a catch, park, launch or enter restricted shore or port property.
Check the official France fishing regulations →
French Ministry for Ecological Transition — recreational sea fishing →
Check special-area and water-specific rules →
Check official shore-access information →
Landes Coast - South 3 West is about 291 ft (89 m) deep at its deepest point. The depth chart comes from Shom (Service hydrographique et océanographique de la Marine) bathymetric survey data, so the contours are survey-derived rather than computer-modeled.
Official coastal monitoring from Ifremer EVHOE and PELGAS regional survey evidence informs the european seabass, atlantic mackerel, garfish, common sole, brill, thornback ray, thick-lipped grey mullet, flathead grey mullet, bluefish, atlantic bonito, gilthead seabream, meagre, european eel roster for Landes Coast - South 3 West. The mixed roster combines exact-water records where available with habitat-filtered regional evidence; not every species is documented at this exact water, and it is not a promise of equal abundance or a catch on a particular trip.
SHOM-grid flat is the top-rated area: a feeding flat in about 30 ft of water that rates prime for common sole in spring. The map above holds the full rated-spot list for every species and season.
For european seabass, 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 Landes Coast - South 3 West is regulated by the Légifrance (current French recreational sea-fishing minimum sizes). Check the official France regulations for current license requirements, season dates, and size and bag limits — special regulations can apply to this specific water.
Landes Coast - South 3 Central 7 mi · Landes Coast - South 4 West 16 mi · Landes Coast - South 2 West 17 mi · Landes Coast - South 4 Central 18 mi · Bassin d’Arcachon - South West 30 mi · Landes Coast - South 1 West 33 mi · French Basque Coast - North Central 36 mi · French Basque Coast - North West 39 mi · Bassin d’Arcachon - Middle Central 43 mi · Bassin d’Arcachon - Middle West 43 mi · French Basque Coast - South Central 44 mi · French Basque Coast - South West 48 mi
See how Landes Coast - South 3 West stacks up: best bluefish lakes in France · best garfish lakes in France · best european seabass lakes in France · best common sole lakes in France
Browse all France fishing maps. See every water on DepthScout. Bathymetry: published agency survey data. 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.