Salt water depth chart
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44,979-acre Korppoon - Houtskarin ulkosaaristoalue. Sector 02 Finland coastal fishing map with an exact official national water-body boundary, EMODnet 2024 official Finnish hydrographic chart/DTM assessed contours, source-assessed fishing spots, official regional fish evidence, seasonal forage guidance, public-access review and current-rule links. Official Syke VHS 2022 named coastal water in Archipelago Sea. This child is clipped to the exact source polygon and a trip-scale ownership window. Coverage classes and uncertainty limits are disclosed; this is a fishing-planning chart, not a navigation chart or catch forecast. The water tops out around 85 m. The depth chart comes from EMODnet, with national hydrographic source-reference audit official hydrographic-chart depth models, so the contours are chart-derived rather than computer-modeled; no directly measured sounding coverage is claimed. Here is how the season plays out for each species, straight from the data behind the map.
Kartalla Korppoon - Houtskarin ulkosaaristoalue - Sector 02 kattaa 18 176 hehtaaria, rantaviivaa 194.1 km, ja saaria on 412. Rantaviiva on voimakkaasti rikkonainen (indeksi 4.1) — lahtia ja niemiä kaikkialla, mikä moninkertaistaa kalastettavan reunan. Noin 9% pinnasta on matalampaa kuin ~5 m — siellä ruokaketju elää. Päästä päähän vesi mittaa noin 16.1 km, leveimmillään 15.4 km. Lähin kartoitettu vesi on Skiftet Södra - Central, 9.7 km länteen.
Ilmainen interaktiivinen kalastuskartta — Korppoon - Houtskarin ulkosaaristoalue — Sector 02, Suomi: virallisiin merikartta- ja syvyysmallilähteisiin tarkistetut syvyyskäyrät 85 metriin (280 jalkaa) asti, parhaat kalapaikat lajeille ahven, kuha, hauki ja muut. Syvyyskäyrät perustuvat Syken todellisiin syvyysmittauksiin (CC BY 4.0). Käytä karttaa suuntaa-antavana, älä koskaan navigointiin.
Occurrence evidence does not promise a catch or establish that retention is legal. Current seasons, closures, protected species, gear rules and local restrictions 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 |
|---|---|---|
| (European Perch) | official species listing | — |
| (Zander) | official species listing | — |
| (Northern Pike) | official species listing | — |
| (Atlantic Herring) | official species listing | — |
| (European Whitefish) | official species listing | — |
| (European Flounder) | official species listing | — |
| (Sea Trout) | official species listing | — |
| (European Smelt) | official species listing | — |
Official species-evidence source.
Spring puts european perch in skinny water — 1 to 3.5 m is the zone. Warm water sends them out to 2.5 to 8.5 m; cold water stacks them in 3.5 to 10 m. Weed flat is the standout, a weed flat at roughly 1 m, rated prime for spring european perch. Plan around early morning in the warm months. A drop-shot micro plastics or a small crankbait (perch pattern) covers the summer program.
| Kausi | Syvyys | Paras aika | Aloita | Vieheet |
|---|---|---|---|---|
| Kevät | 1 to 3.5 m | midday & dawn | Weed flat (1 m) | Small jig + curly tail, Inline spinner #1-2 |
| Kesä | 2.5 to 8.5 m | dawn | Weed flat (2.5 m) | Drop-shot micro plastics, Small crankbait (perch pattern) |
| Syksy | 3 to 10 m | midday | open water | Jigging spoon (small), Drop-shot on deep flats |
| Talvi | 3.5 to 10 m | midday & dawn | open water | Tungsten jig + maggots, Small balance jig |
Spring puts zander in skinny water — 1 to 4.5 m is the zone. Warm water sends them out to 4.5 to 11 m; cold water stacks them in 6 to 12 m. Rock reef is the standout, a rock pile at roughly 1 m, rated good for spring zander. Plan around the evening and early morning in the warm months. A vertical softbait over humps or a deep crankbait covers the summer program.
| Kausi | Syvyys | Paras aika | Aloita | Vieheet |
|---|---|---|---|---|
| Kevät | 1 to 4.5 m | dusk & dawn | Rock reef (1 m) | Softbait on jighead (10-12 cm), Shallow crankbait at dusk |
| Kesä | 4.5 to 11 m | dusk & dawn | open water | Vertical softbait over humps, Deep crankbait |
| Syksy | 3.5 to 12 m | dusk & night | open water | Big softbait (12-16 cm) slow-rolled, Jigging spoon |
| Talvi | 6 to 12 m | dusk & dawn | open water | Slow blade bait |
Spring puts northern pike in skinny water — 0.5 to 2.5 m is the zone. As the season builds they drop to 2.5 to 6 m, wintering in 1.5 to 4.5 m. Spring northern pike concentrate at Weed flat, a prime-rated weed flat around 1 m. Warm-month bites cluster around early morning and the evening. A bucktail or a weedless spoon over cabbage covers the summer program.
| Kausi | Syvyys | Paras aika | Aloita | Vieheet |
|---|---|---|---|---|
| Kevät | 0.5 to 2.5 m | midday & dawn | Weed flat (1 m) | #5 inline spinner, Spoon (red/white) |
| Kesä | 2.5 to 6 m | dawn & dusk | Weed flat (2.5 m) | Bucktail, Weedless spoon over cabbage |
| Syksy | 2 to 5.5 m | midday & dawn | Weed flat (2 m) | Big rubber (Bull Dawg style), Husky-style jerkbait |
| Talvi | 1.5 to 4.5 m | midday | Weed flat (2 m) | Large jigging spoon |
In spring, atlantic herring run shallow here, mostly 1.5 to 7.5 m. Midsummer fish sit out in 4.5 to 15 m before dropping to 6 to 18 m for winter. Spring atlantic herring concentrate at Rock reef, a good-rated rock pile around 1 m. Fish it in early morning and the evening and you'll meet the bite. You won't need more than a herring feather rig or a small silver jig most summer days.
| Kausi | Syvyys | Paras aika | Aloita | Vieheet |
|---|---|---|---|---|
| Kevät | 1.5 to 7.5 m | dawn & dusk | Rock reef (1 m) | Small herring feather rig, Micro jig rig |
| Kesä | 4.5 to 15 m | dawn & dusk | open water | Herring feather rig, Small silver jig |
| Syksy | 3 to 12 m | dawn & dusk | open water | Small feather rig, Compact silver spoon |
| Talvi | 6 to 18 m | midday | open water | Small silver jig, Sparse feather rig |
Come spring, look for european whitefish tight to the bank in 3 to 12 m. They move out to 8.5 to 24 m in summer and finish the year down in 5.5 to 18 m. If you only fish one area, make it Rock reef: a rock pile around 1 m that scores good in fall. Best bite is early morning and the evening. A small vertical spoon or a micro jig is the honest summer answer here.
| Kausi | Syvyys | Paras aika | Aloita | Vieheet |
|---|---|---|---|---|
| Kevät | 3 to 12 m | dawn & dusk | open water | Small silver spoon, Micro blade bait |
| Kesä | 8.5 to 24 m | dawn & dusk | open water | Small vertical spoon, Micro jig |
| Syksy | 1.5 to 11 m | dusk & dawn | Rock reef (1 m) | Small gold spoon, Micro jig |
| Talvi | 5.5 to 18 m | midday | open water | Small jigging spoon |
Early season european flounder use the shallows, holding in 1.5 to 7.5 m. Summer is a 2 to 11 m game here, winter a 4.5 to 15 m one. Best bite is early morning and the evening. Tie on a bottom jig with spinner blade and you're in the game.
| Kausi | Syvyys | Paras aika | Aloita | Vieheet |
|---|---|---|---|---|
| Kevät | 1.5 to 7.5 m | dusk | open water | Small bucktail dragged on bottom |
| Kesä | 2 to 11 m | dawn & dusk | open water | Bottom jig with spinner blade |
| Syksy | 2.5 to 12 m | dusk | open water | Compact bottom jig |
| Talvi | 4.5 to 15 m | midday | open water | Small bottom jig |
Korppoon - Houtskarin ulkosaaristoalue - Sector 02 also holds sea trout (4.5 to 15 m in summer), european smelt (7.5 to 21 m in summer). Pick any of them on the map above for rated spots and bait picks.
Count 15 structure marks on this chart. The deepest, Deepest basin, sits near 81 m.
No active municipality-, consortium-, or state-owned LIPAS fishing, boating, beach, swimming, canoe or motor-boat facility matched within 400 metres of this exact mapped shoreline. This is an access-evidence gap, not a claim that public access does not exist. Verify land ownership, local signs, parking, safety, permits and fishing 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 Finland waters are set by the Kalastusrajoitus.fi (official current Finnish fishing-restriction service) — and special regulations can apply to Korppoon - Houtskarin ulkosaaristoalue - Sector 02 specifically, so confirm the current rules before you fish. Check Kalastusrajoitus.fi, current protection periods and permit requirements before every Finnish coastal trip. Local no-fishing areas, river-mouth restrictions, protected species, minimum sizes, seasonal closures, gear rules, the fisheries-management fee and water-owner permissions may apply. A mapped hydrographic contour, fishing-spot marker or nearby LIPAS public facility is planning context only and never grants fishing, retention, shoreline entry, parking, launching or safe-navigation permission.
Check the official Finland fishing regulations →
Metsähallitus Eräluvat current fishing guidance →
Check special-area and water-specific rules →
Check official shore-access information →
Korppoon - Houtskarin ulkosaaristoalue - Sector 02 is about 280 ft (85 m) deep at its deepest point. The depth chart comes from EMODnet, with national hydrographic source-reference audit official hydrographic-chart depth models, so the contours are chart-derived rather than computer-modeled; no directly measured sounding coverage is claimed.
Korppoon - Houtskarin ulkosaaristoalue - Sector 02 on syvimmillään noin 85 metriä (280 jalkaa). Syvyydet perustuvat todellisiin luotauksiin.
Official coastal monitoring from Finland national fisheries and coastal monitoring agencies informs the european perch, zander, northern pike, atlantic herring, european whitefish, european flounder, sea trout, european smelt roster for Korppoon - Houtskarin ulkosaaristoalue - Sector 02. 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.
Weed flat is the top-rated area: a weed flat in about 3 ft of water that rates prime for european perch in spring. Open the map above to see every rated spot for each species and season.
For european perch, the summer bite is best in early morning. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Fishing on Korppoon - Houtskarin ulkosaaristoalue - Sector 02 is regulated by the Kalastusrajoitus.fi (official current Finnish fishing-restriction service). Check the official Finland regulations for current license requirements, season dates, and size and bag limits — special regulations can apply to this specific water.
Skiftet Södra - Central 6 mi · Korppoon - Houtskarin ulkosaaristoalue - Sector 01 8 mi · Korppoon - Houtskarin ulkosaaristoalue - Sector 03 8 mi · Korppoon - Houtskarin ulkosaaristoalue - Sector 05 9 mi · Skiftet Södra - South 10 mi · Skiftet Södra - North 10 mi · Skiftet Södra - South West 12 mi · Skiftet Södra - Central West 12 mi · Korppoon - Houtskarin ulkosaaristoalue - Sector 06 13 mi · Skiftet Södra - North West 14 mi · Kökarsfjärden - North 15 mi · Skiftet Norra - South 17 mi
See how Korppoon - Houtskarin ulkosaaristoalue - Sector 02 stacks up: best zander lakes in Finland · best northern pike lakes in Finland · best european perch lakes in Finland · best sea trout lakes in Finland
Browse all Finland fishing maps. See every water on DepthScout. Bathymetry credit: EMODnet, with national hydrographic source-reference audit EMODnet Bathymetry DTM 2024 mean-depth grid — official Finnish hydrographic chart/DTM assessed (Lowest Astronomical Tide (LAT); 99% from official hydrographic-chart depth models, 1% source-interpolated; no directly measured sounding coverage is claimed). 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.