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Split-water fishing maps

Porkkala-Jussarö fishing maps and mapped sections

Porkkala-Jussarö fishing maps use exact official national water-body geometry, source-audited EMODnet bathymetry, official regional fish evidence, seasonal forage context and transparent access review.

5 live sections1 on quality hold5 survey-backed depth maps8 cataloged target species

Built for useful map scale

Why Porkkala-Jussarö is split up

The official named coastal water is divided only into non-overlapping trip-scale operational windows; every live child independently passes the fixed source, page-size and content gates.

One page per mapped area

Choose a Porkkala-Jussarö fishing-map section

Survey-backed depthCoastal map

Porkkala-Jussarö — North West

18,592-acre Porkkala-Jussarö — North West 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 Gulf of Finland. 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.

Recorded max: 127 ft
Species: Zander, Northern Pike, European Perch, Sea Trout

Open depth map and fishing spots →

Survey-backed depthCoastal map

Porkkala-Jussarö — North

32,307-acre Porkkala-Jussarö — North 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 Gulf of Finland. 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.

Recorded max: 196 ft
Species: Zander, Northern Pike, European Perch, Sea Trout

Open depth map and fishing spots →

Survey-backed depthCoastal map

Porkkala-Jussarö — North East

25,780-acre Porkkala-Jussarö — North East 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 Gulf of Finland. 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.

Recorded max: 190 ft
Species: Zander, Northern Pike, European Perch, Sea Trout

Open depth map and fishing spots →

Survey-backed depthCoastal map

Porkkala-Jussarö — Central West

26,865-acre Porkkala-Jussarö — Central West 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 Gulf of Finland. 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.

Recorded max: 148 ft
Species: Zander, Northern Pike, European Perch, Sea Trout

Open depth map and fishing spots →

Survey-backed depthCoastal map

Porkkala-Jussarö — Central

13,375-acre Porkkala-Jussarö — Central 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 Gulf of Finland. 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.

Recorded max: 227 ft
Species: Zander, Northern Pike, European Perch, Sea Trout

Open depth map and fishing spots →

Sections on quality hold

These named sections are part of Porkkala-Jussarö but did not pass the release gate, so they have no public map yet.

Porkkala-Jussarö — Central East — Quality hold: generated chart artifact is absent

Choose with the evidence visible

How to compare Porkkala-Jussarö sections

The released set contains 5 survey-backed sections and 0 modeled sections. Their published maximum depths run from 127 to 227 ft, with a median of 190 ft. Those numbers make scale differences visible, but they do not make sections interchangeable: contour provenance, access, species evidence and local structure remain specific to each child map.

Start with the section closest to the water you actually plan to fish. Then compare its depth-data label and species roster with an adjacent section before treating a pattern as system-wide. A survey-backed child is the stronger choice for precise breakline planning; a modeled child is broader reconnaissance and should be checked against sonar and conditions on the water. Return to this overview whenever you cross into another mapped reach, pool or coastal section.

Same child-page contract

What every section keeps separate

Depth provenance: each child discloses whether its contours are survey-backed or modeled; a family card never upgrades that label.
Fishing spots: structure and seasonal recommendations are calculated inside the child boundary so distant reaches are not mixed together.
Fish species: each page keeps its own supported roster rather than inheriting every species found anywhere in the parent system.
Local context: hatch guidance, access, hazards, catches and nearby-water links continue to resolve for the individual child where data is available.

Source-backed, not crowd-guessed

Authoritative sources for this overview

Planning questions

Frequently asked questions

Why is Porkkala-Jussarö divided into separate fishing maps?

The official named coastal water is divided only into non-overlapping trip-scale operational windows; every live child independently passes the fixed source, page-size and content gates.

Are these depth maps survey-backed?

5 released maps use surveyed or official agency bathymetry. Each child keeps its own provider, product, datum and not-for-navigation disclosure.

Do fish and access records apply everywhere?

No. Species, forage, access and fishing spots remain scoped to each child map and retain their evidence labels.