Salt water depth chart
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37,588-acre Landes Coast. South 4 Central 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 4 central angler-scale survey window. The water tops out around 124 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. What follows comes from the same scoring engine that paints the spots above.
The drawn water covers 37,586 acres wrapped in 36 miles of bank. The basin is a simple one (shoreline index 1.3) — 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 6% of this chart. End to end it runs roughly 13.9 mi, about 5.2 mi across. Landes Coast - South 4 West sits 8 mi west — the closest neighbouring chart.
Landes Coast — South 4 Central, France : carte SHOM officielle jusqu’à 38 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.
Early season european seabass use the shallows, holding in 3 to 25 ft. Expect a summer slide to 2 to 30 ft, then a winter hold in 10 to 55 ft. Put Shoreline point first on the milk run — a point near 23 ft that grades good for fall. In summer the feeding windows fall in early morning and the evening. Tie on a surface lure or a paddle-tail soft plastic and you're in the game.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 25 ft | dawn & dusk | Shoreline point (23 ft) | Paddle-tail soft plastic, Shallow minnow plug |
| Summer | 2 to 30 ft | dawn & dusk | Shoreline point (23 ft) | Surface lure, Paddle-tail soft plastic |
| Fall | 4 to 40 ft | dawn & dusk | Shoreline point (23 ft) | Slim metal lure, Minnow plug |
| Winter | 10 to 55 ft | midday | SHOM-grid channel edge (62 ft) | Slow soft-plastic shad, Suspending minnow |
In spring, atlantic mackerel run shallow here, mostly 5 to 45 ft. Summer pushes them deeper, 15 to 80 ft, and winter fish settle into 30 to 120 ft. SHOM-grid current seam is the standout, a current seam at roughly 50 ft, rated prime for fall atlantic mackerel. Time it for early morning and the evening. You won't need more than a feather rig or a small vertical jig most summer days.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 5 to 45 ft | dawn & dusk | SHOM-grid current seam (50 ft) | Mackerel feather rig, Small silver jig |
| Summer | 15 to 80 ft | dawn & dusk | Sharp break (58 ft) | Feather rig, Small vertical jig |
| Fall | 10 to 65 ft | dawn & dusk | SHOM-grid current seam (50 ft) | Compact silver jig, Sparse feather rig |
| Winter | 30 to 120 ft | midday | Deepest basin (124 ft) | Small deep jig |
Spring garfish on Landes Coast - South 4 Central hold shallow, usually 1 to 15 ft. They move out to 2 to 20 ft in summer and finish the year down in 20 to 60 ft. Put Shoreline point first on the milk run — a point near 23 ft that grades good for summer. The feeding windows run early morning and the evening. The summer box starts with a slim casting spoon or a surface-skipping fly.
| 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 | Shoreline point (23 ft) | Slim casting spoon, Surface-skipping fly |
| Fall | 8 to 30 ft | dawn & dusk | Shoreline point (23 ft) | Weighted slim spoon, Small silver jig |
| Winter | 20 to 60 ft | midday | SHOM-grid current seam (50 ft) |
Start shallow in spring: common sole sit in 6 to 30 ft that time of year. They don't go far with the seasons — 3 to 30 ft covers summer, 20 to 70 ft covers winter. Top water on the chart: SHOM-grid flat, a feeding flat in the 12 ft range, prime in spring. Fish it in the evening and you'll meet the bite. Throw a light rolling-lead rig until the fish tell you otherwise.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 6 to 30 ft | dusk | SHOM-grid flat (12 ft) | Tiny bottom jig |
| Summer | 3 to 30 ft | dusk | SHOM-grid flat (12 ft) | Light rolling-lead rig |
| Fall | 8 to 40 ft | dusk | SHOM-grid flat (12 ft) | Compact bottom jig |
| Winter | 20 to 70 ft | night | SHOM-grid channel edge (62 ft) |
Start shallow in spring: brill sit in 10 to 45 ft that time of year. Warm water sends them out to 6 to 50 ft; cold water stacks them in 30 to 90 ft. Top water on the chart: SHOM-grid flat, a feeding flat in the 12 ft range, prime in spring. Fish it in early morning and the evening and you'll meet the bite. Throw a small shad on a bottom jig until the fish tell you otherwise.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 10 to 45 ft | dusk | SHOM-grid flat (12 ft) | Light bottom jig |
| Summer | 6 to 50 ft | dawn & dusk | SHOM-grid flat (12 ft) | Small shad on a bottom jig |
| Fall | 12 to 60 ft | midday | SHOM-grid channel edge (62 ft) | Compact bottom jig |
| Winter | 30 to 90 ft | midday | SHOM-grid channel edge (62 ft) |
Start shallow in spring: thornback ray sit in 15 to 60 ft that time of year. Warm water sends them out to 10 to 65 ft; cold water stacks them in 30 to 100 ft. Top water on the chart: SHOM-grid flat, a feeding flat in the 12 ft range, prime in summer. Fish it in early morning and the evening and you'll meet the bite.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 15 to 60 ft | dusk | SHOM-grid flat (12 ft) | |
| Summer | 10 to 65 ft | dawn & dusk | SHOM-grid flat (12 ft) | |
| Fall | 15 to 75 ft | dusk | SHOM-grid channel edge (62 ft) | |
| Winter | 30 to 100 ft | midday | SHOM-grid channel edge (62 ft) |
Landes Coast - South 4 Central 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.
8 pieces of structure are mapped here — Deepest basin, around 124 ft, is the deepest of them.
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 4 Central 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 4 Central is about 124 ft (38 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 4 Central. 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 current seam is the top-rated area: a current seam in about 50 ft of water that rates prime for atlantic mackerel in fall. Every other rated spot, per species and season, is on the map above.
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 4 Central 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 4 West 8 mi · Bassin d’Arcachon - South West 14 mi · Landes Coast - South 3 Central 14 mi · Landes Coast - South 3 West 18 mi · Bassin d’Arcachon - Middle Central 25 mi · Bassin d’Arcachon - Middle West 27 mi · Landes Coast - South 2 West 34 mi · Bassin d’Arcachon - North West 38 mi · Gironde Estuary - South 1 West 1 49 mi · Landes Coast - South 1 West 49 mi · Gironde Estuary - South 1 West 2 50 mi · French Basque Coast - North Central 54 mi
See how Landes Coast - South 4 Central 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.