Are the Cockburn Sound depth maps survey-backed?

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

Do the fish and access records apply everywhere in Cockburn Sound?

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

Split-water fishing maps

Cockburn Sound fishing maps and mapped sections

Cockburn Sound fishing maps with directly measured AusBathyTopo depth cells, source-qualified fishing spots, official regional fish evidence, seasonal forage guidance, access context and transparent quality holds.

4 live sections2 on quality hold4 survey-backed depth maps6 cataloged target species13 official access records

Built for useful map scale

Why Cockburn Sound is split up

This named coastal system is divided into non-overlapping trip-scale operational windows. Every public child independently passes the fixed direct-source, 25-mile, 250,000-acre, contour, retained-point and fishing-spot gates.

One page per mapped area

Choose a Cockburn Sound fishing-map section

Survey-backed depthCoastal map

Cockburn Sound — Northwest

94,137-acre Cockburn Sound — Northwest Australian saltwater fishing map showing only directly measured AusBathyTopo 2026 cells, source-qualified fishing spots, official regional fish evidence, seasonal forage context, access guidance and current-rule links. Northwest trip-scale surveyed footprint within Cockburn Sound. Perth's island-sheltered sound, with shipping channels, seagrass, reefs, jetties and measured port approaches. The displayed footprint is not a legal boundary or a claim of complete named-water coverage.

Recorded max: 121 ft
Species: Mulloway, Yellowtail Kingfish, King George Whiting, Tailor
Public access: 4 official records

Open depth map and fishing spots →

Survey-backed depthCoastal map

Cockburn Sound — Northeast

76,295-acre Cockburn Sound — Northeast Australian saltwater fishing map showing only directly measured AusBathyTopo 2026 cells, source-qualified fishing spots, official regional fish evidence, seasonal forage context, access guidance and current-rule links. Northeast trip-scale surveyed footprint within Cockburn Sound. Perth's island-sheltered sound, with shipping channels, seagrass, reefs, jetties and measured port approaches. The displayed footprint is not a legal boundary or a claim of complete named-water coverage.

Recorded max: 109 ft
Species: Mulloway, Yellowtail Kingfish, King George Whiting, Tailor
Public access: 3 official records

Open depth map and fishing spots →

Survey-backed depthCoastal map

Cockburn Sound — West

9,338-acre Cockburn Sound — West Australian saltwater fishing map showing only directly measured AusBathyTopo 2026 cells, source-qualified fishing spots, official regional fish evidence, seasonal forage context, access guidance and current-rule links. West trip-scale surveyed footprint within Cockburn Sound. Perth's island-sheltered sound, with shipping channels, seagrass, reefs, jetties and measured port approaches. The displayed footprint is not a legal boundary or a claim of complete named-water coverage.

Recorded max: 57 ft
Species: Mulloway, Yellowtail Kingfish, King George Whiting, Tailor
Public access: 3 official records

Open depth map and fishing spots →

Survey-backed depthCoastal map

Cockburn Sound — Central

58,252-acre Cockburn Sound — Central Australian saltwater fishing map showing only directly measured AusBathyTopo 2026 cells, source-qualified fishing spots, official regional fish evidence, seasonal forage context, access guidance and current-rule links. Central trip-scale surveyed footprint within Cockburn Sound. Perth's island-sheltered sound, with shipping channels, seagrass, reefs, jetties and measured port approaches. The displayed footprint is not a legal boundary or a claim of complete named-water coverage.

Recorded max: 91 ft
Species: Mulloway, Yellowtail Kingfish, King George Whiting, Tailor
Public access: 6 official records

Open depth map and fishing spots →

Sections on quality hold

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

Cockburn Sound — North — Quality hold: 2 source-derived structure candidates is below the fixed four-spot floor. 49 retained measured depth points is below the fixed 50-point display floor. No source, coverage, content or page-size waiver is applied.
Cockburn Sound — East — Quality hold: No coherent directly measured AusBathyTopo TID 10-17 footprint met the generator floor inside this operational child. No source, coverage, content or page-size waiver is applied.

Choose with the evidence visible

How to compare Cockburn Sound sections

The released set contains 4 survey-backed sections and 0 modeled sections. Their published maximum depths run from 57 to 121 ft, with a median of 109 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 Cockburn Sound divided into separate fishing maps?

Are these depth maps survey-backed?

4 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.

Cockburn Sound fishing maps and mapped sections

4 live sections2 on quality hold4 survey-backed depth maps6 cataloged target species13 official access records

Choose a Cockburn Sound fishing-map section

Survey-backed depthCoastal map

Cockburn Sound — Northwest

Recorded max: 121 ft
Species: Mulloway, Yellowtail Kingfish, King George Whiting, Tailor
Public access: 4 official records

Open depth map and fishing spots →

Survey-backed depthCoastal map

Cockburn Sound — Northeast

Recorded max: 109 ft
Species: Mulloway, Yellowtail Kingfish, King George Whiting, Tailor
Public access: 3 official records

Open depth map and fishing spots →

Survey-backed depthCoastal map

Cockburn Sound — West

Recorded max: 57 ft
Species: Mulloway, Yellowtail Kingfish, King George Whiting, Tailor
Public access: 3 official records

Open depth map and fishing spots →

Survey-backed depthCoastal map

Cockburn Sound — Central

Recorded max: 91 ft
Species: Mulloway, Yellowtail Kingfish, King George Whiting, Tailor
Public access: 6 official records

Open depth map and fishing spots →

Sections on quality hold

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

Cockburn Sound — North — Quality hold: 2 source-derived structure candidates is below the fixed four-spot floor. 49 retained measured depth points is below the fixed 50-point display floor. No source, coverage, content or page-size waiver is applied.
Cockburn Sound — East — Quality hold: No coherent directly measured AusBathyTopo TID 10-17 footprint met the generator floor inside this operational child. No source, coverage, content or page-size waiver is applied.