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38,961-acre Spencer Gulf. Sector 97 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. Sector 97 trip-scale surveyed footprint within Spencer Gulf. Australia's long western gulf, divided from upper tidal flats through major bays and channels to its offshore-facing mouth. The displayed footprint is not a legal boundary or a claim of complete named-water coverage. The water tops out around 122 ft. The depth chart comes from Geoscience Australia / AusSeabed bathymetric survey data, so the contours are survey-derived rather than computer-modeled. The season-by-season read for each species follows, from the map's own numbers.
Spencer Gulf - Sector 97 maps at 38,961 acres behind 41 miles of shoreline. A middling shoreline index (1.5) gives it some bays to work without being a maze. About 11% of the surface sits shallower than 15 ft — that's the weed-and-bait zone. The basin spans about 14.5 mi end to end and 7 mi across at its widest. Its nearest charted neighbour, Gulf St Vincent - Sector 21, is 7 mi to the south.
Regional occurrence does not mean equal abundance, child-specific catch rate, retention permission or a promised catch. Live state, territory, Commonwealth, protected-area and local 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 |
|---|---|---|
| King George whiting (King George Whiting) | official species listing | — |
| sand flathead (Sand Flathead) | official species listing | — |
| black bream (Black Bream) | official species listing | — |
| Australian salmon (Australian Salmon) | official species listing | — |
| silver trevally (Silver Trevally) | official species listing | — |
| gummy shark (Gummy Shark) | official species listing | — |
| yellowtail kingfish (Yellowtail Kingfish) | official species listing | — |
| mulloway (Mulloway) | official species listing | — |
Official species-evidence source.
Spring king george whiting on Spencer Gulf - Sector 97 hold shallow, usually 3 to 18 ft. They move out to 8 to 45 ft in summer and finish the year down in 11 to 45 ft. Put Shallow measured flat first on the milk run — a feeding flat near 3 ft that grades prime for spring. The feeding windows run early morning and the evening.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 18 ft | dawn & dusk | Shallow measured flat (3 ft) | see map |
| Summer | 8 to 45 ft | dawn & dusk | Sharp break (36 ft) | see map |
| Fall | 3 to 31 ft | dawn & dusk | Sharp break (26 ft) | see map |
| Winter | 11 to 45 ft | midday | Sharp break (36 ft) | see map |
When the water first warms, sand flathead slide up into 8 to 35 ft. By summer they slide out to 16 to 80 ft, and by winter most fish are in 8 to 35 ft. If you only fish one area, make it Sharp break: a drop-off around 36 ft that scores good in summer. In summer the feeding windows fall in early morning and the evening.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 8 to 35 ft | dawn & dusk | Sharp break (26 ft) | see map |
| Summer | 16 to 80 ft | dawn & dusk | Sharp break (36 ft) | see map |
| Fall | 8 to 56 ft | dawn & dusk | Sharp break (36 ft) | see map |
| Winter | 8 to 35 ft | dawn | Sharp break (26 ft) | see map |
Spring puts black bream in skinny water — 2 to 16 ft is the zone. As the season builds they drop to 7 to 35 ft, wintering in 2 to 16 ft. Summer black bream concentrate at Sharp break, a good-rated drop-off around 26 ft. Warm-month bites cluster around early morning and the evening.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 2 to 16 ft | dawn & dusk | Shoreline point (6 ft) | see map |
| Summer | 7 to 35 ft | dawn & dusk | Sharp break (26 ft) | see map |
| Fall | 2 to 25 ft | dawn & dusk | Sharp break (26 ft) | see map |
| Winter | 2 to 16 ft | dawn | Shoreline point (6 ft) | see map |
Start shallow in spring: australian salmon sit in 4 to 30 ft that time of year. Warm water sends them out to 14 to 80 ft; cold water stacks them in 4 to 30 ft. Top water on the chart: Sharp break, a drop-off in the 36 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 | 4 to 30 ft | dawn & dusk | Shoreline point (6 ft) | see map |
| Summer | 14 to 80 ft | dawn & dusk | Sharp break (36 ft) | see map |
| Fall | 4 to 56 ft | dawn & dusk | Sharp break (36 ft) | see map |
| Winter | 4 to 30 ft | dawn | Shoreline point (6 ft) | see map |
Spring puts silver trevally in skinny water — 4 to 30 ft is the zone. As the season builds they drop to 14 to 80 ft, wintering in 18 to 80 ft. Summer silver trevally concentrate at Sharp break, a prime-rated drop-off around 36 ft. Warm-month bites cluster around early morning and the evening.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 4 to 30 ft | dawn & dusk | Shoreline point (6 ft) | see map |
| Summer | 14 to 80 ft | dawn & dusk | Sharp break (36 ft) | see map |
| Fall | 4 to 56 ft | dawn & dusk | Sharp break (36 ft) | see map |
| Winter | 18 to 80 ft | midday | Sharp break (36 ft) | see map |
Spring puts gummy shark in skinny water — 8 to 40 ft is the zone. As the season builds they drop to 18 to 120 ft, wintering in 8 to 40 ft. Summer gummy shark concentrate at Deepest basin, a prime-rated deep basin around 119 ft. Warm-month bites cluster around early morning and the evening.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 8 to 40 ft | dawn & dusk | Sharp break (36 ft) | see map |
| Summer | 18 to 120 ft | dawn & dusk | Deepest basin (119 ft) | see map |
| Fall | 8 to 84 ft | dawn & dusk | Sharp break (36 ft) | see map |
| Winter | 8 to 40 ft | dawn | Sharp break (36 ft) | see map |
Spencer Gulf - Sector 97 also holds yellowtail kingfish (19 to 122 ft in summer), mulloway (14 to 100 ft in summer). Pick any of them on the map above for rated spots and bait picks.
9 pieces of structure are mapped here — Deepest basin, around 119 ft, is the deepest of them.
No facility from the cited South Australian boat ramps and marine facilities source was spatially attached within 3 km of this directly measured map footprint during the 2026-09-08 audit. This is an evidence gap, not a claim that public access is absent. Check the official portal, live site signs, tides, ramp condition, vessel suitability, fees, parking, working-port restrictions and landowner permissions before travel: https://www.sa.gov.au/topics/boating-and-marine/boat-ramps-and-marine-facilities
Private land and private launches need the owner's permission — please ask first.
Season dates, license requirements, and size and bag limits for South Australia waters are set by the PIRSA (current recreational species limits) — and special regulations can apply to Spencer Gulf - Sector 97 specifically, so confirm the current rules before you fish. Check PIRSA's live species lookup, closures and SA Fishing app before every trip. Snapper remains absent from these page rosters because the current management closure prohibits targeting and catch-and-release in the affected South Australian waters through the stated closure period. Verify all size, boat and possession limits, protected areas, gear controls and local access directions. A contour, spot or access lead never grants fishing, retention, entry, parking or launching permission.
Check the official South Australia fishing regulations →
PIRSA SA Fishing app and live rules →
Check special-area and water-specific rules →
Spencer Gulf - Sector 97 is about 122 ft (37 m) deep at its deepest point. The depth chart comes from Geoscience Australia / AusSeabed bathymetric survey data, so the contours are survey-derived rather than computer-modeled.
Official coastal monitoring from Primary Industries and Regions South Australia regional evidence informs the king george whiting, sand flathead, black bream, australian salmon, silver trevally, gummy shark, yellowtail kingfish, mulloway roster for Spencer Gulf - Sector 97. 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.
Shallow measured flat is the top-rated area: a feeding flat in about 3 ft of water that rates prime for king george whiting in spring. Scroll up to the map for the complete spot list by species and season.
For king george whiting, 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 Spencer Gulf - Sector 97 is regulated by the PIRSA (current recreational species limits). Check the official South Australia regulations for current license requirements, season dates, and size and bag limits — special regulations can apply to this specific water.
Gulf St Vincent - Sector 21 7 mi · Spencer Gulf - Sector 98 15 mi · Gulf St Vincent - Sector 22 15 mi · Spencer Gulf - Sector 105 16 mi · Spencer Gulf - Sector 103 21 mi · Spencer Gulf - Sector 90 23 mi · Gulf St Vincent - Sector 26 26 mi · Gulf St Vincent - Sector 19 26 mi · Gulf St Vincent - Sector 14 30 mi · Spencer Gulf - Sector 102 30 mi · Gulf St Vincent - Sector 15 36 mi · Spencer Gulf - Sector 84 37 mi
Browse all South Australia 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.