Ranked for photographers who shoot small: sites recording seadragons, seahorses, pygmy pipehorses, nudibranchs, frogfish and cephalopods, weighted toward the sheltered piers and shore reefs where you can spend an hour on one pylon.
Updated daily from the directory. 30 sites listed.

1. Yorke Peninsula · SA
A macro photographer's jetty: blue devils, pyjama squid, seahorses, tasselled anglerfish and nudibranchs in 6–9 m.

2. Fleurieu Peninsula & Victor Harbor · SA
The most reliable leafy seadragon dive in the world, on the pylons of the old and new jetties.

3. Yorke Peninsula · SA
A 417 m 1911 jetty with prolific cowfish, anglerfish, seahorses and weedy seadragons – one of SA's best macro and night dives, two hours from Adelaide.

4. Yorke Peninsula · SA
One of the most reliable leafy seadragon sites in South Australia, in water so shallow a single tank can last well over an hour.

5. Adelaide Metro · SA
South Australia's most popular shore dive: a sheltered reef lagoon reached by jetty stairs, with an underwater trail, nudibranchs galore and Port Jackson shark aggregations in early summer.

6. Kangaroo Island · SA
Leafy seadragons, seahorses and giant cuttlefish under an easy town jetty – Kangaroo Island's reliable fall-back dive.

7. Fleurieu Peninsula & Victor Harbor · SA
Arguably the most reliable leafy seadragon dive in South Australia, among stacked granite boulders below a historic whaling headland.

8. Yorke Peninsula · SA
A well-kept macro secret on one of Australia's longest jetties, with dense nudibranch life and colourful growth on the wharf tyres to 14 m.

9. Yorke Peninsula · SA
A short, pretty jetty dive in a historic windjammer port, best on easterly days, and the base for the Wardang Island wreck trail.

10. Fleurieu Peninsula & Victor Harbor · SA
A shallow, easy jetty and seagrass site with a good chance of leafy seadragons, ideal for snorkellers and new divers.

11. Kangaroo Island · SA
A quiet, sheltered north-coast jetty with weedy seadragons and cuttlefish over white sand.

12. Eyre Peninsula · SA
An easy, colourful town jetty dive in Port Lincoln – ideal for a check-out or night dive between shark and sea lion trips.

13. Fleurieu Peninsula & Victor Harbor · SA
A hectare of shallow seagrass with at least 20 syngnathid species, including rare pipefish found almost nowhere else.

14. Fleurieu Peninsula & Victor Harbor · SA
Small caves and a right-angled swim-through in folded cliffs, with occasional seadragons, at one of the Fleurieu's most scenic coves.

15. Yorke Peninsula · SA
The quickest Yorke Peninsula jetty dive from Adelaide – shallow, easy and full of crabs, pike and rays under the piles.

16. Adelaide Metro · SA
Wobbegongs almost guaranteed among historic concrete mooring blocks in 5 m, and one of the best night and muck dives near the city.

17. Fleurieu Peninsula & Victor Harbor · SA
A boat-only wall and reef in a sanctuary zone with leafy seadragons, crayfish and visits from a local seal colony.

18. Adelaide Metro · SA
Adelaide's most highly rated natural reef: a curving ancient shoreline with gutters and ledges and 'thousands of fish'.

19. Whyalla & Upper Spencer Gulf · SA
The Eyre Peninsula's leafy seadragon jetty, with large leafies camouflaged in the weed and colourful piles – an easy stop on the way to Port Lincoln.

20. Fleurieu Peninsula & Victor Harbor · SA
The storm-damaged 1942 ore jetty whose encrusted piles and 'Cathedral' made Rapid Bay world-famous – currently closed behind a 20 m exclusion zone.

21. Yorke Peninsula · SA
The deepest of the east-coast Yorke jetties with more fish than Edithburgh – but now a boat-only, rarely dived site because shore diving from the working grain jetty is banned.

22. Adelaide Metro · SA
Australia's pioneering 1994 underwater interpretive trail: 12 marked plinths leading from the sheltered lagoon through the Gap to the outer reef.

23. Whyalla & Upper Spencer Gulf · SA
The world's only mass aggregation of giant Australian cuttlefish – tens to hundreds of thousands of displaying, mating animals in 1-6 m within metres of an easy boardwalk entry, May to August.

24. Adelaide Metro · SA
A near-intact 1911 Dutch-built dredge sitting upright in 20 m and packed with fish – Adelaide's most dived boat wreck, easily combined with the Barge.

25. Yorke Peninsula · SA
The lower Yorke Peninsula's go-to sheltered dive and a first-class night dive, with pyjama squid, slipper lobsters and nudibranchs under a long jetty.

26. Adelaide Metro · SA
A quieter, beach-accessed section of Adelaide's most popular reef, away from the jetty crowds.

27. Fleurieu Peninsula & Victor Harbor · SA
A 10 m limestone cliff riddled with caverns and overhangs in a no-take sanctuary zone – one of the most spectacular dives near Adelaide.

28. Limestone Coast · SA
A sheltered 772 m jetty in Rivoli Bay – easy pylon diving and night dives when the open Limestone Coast is blown out.

29. Adelaide Metro · SA
An early South Australian artificial reef of tyre tetrahedrons at 18 m, with whiting, crabs and cuttlefish, next to the Dredge and Barge.

30. Eyre Peninsula · SA
Port Lincoln's deeper shore dive – a colourful 12 m reef with often good visibility beside Kirton Point.
The piers of the Mornington Peninsula (Blairgowrie, Rye, Portsea, Flinders), the Yorke Peninsula jetties (Edithburgh), Nelson Bay's Fly Point and the Pipeline, and Sydney's Kurnell, Bare Island and Clifton Gardens.
More rankings