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Underwater Australia - Swain Reefs - Neville Coleman/Nigel Marsh

 

Great Barrier Reef   Far Northern Reefs   Lizard Island   Ribbon and Osprey Reef 

Yonge Reef   Port Douglas   Cairns   Holmes Reef   Townsville   Flinders Reef 

Outer Coral Sea   Whitsunday Islands   Southern Coral Sea

Keppel Islands   Heron Island   Lady Elliot Island   Bundaberg   Sunshine Coast      

Moreton Bay   Gold Coast 

 

 Most of the Swain Reefs are small and offer great scuba diving and snorkeling along reef walls, or around dense coral gardens.

The clear water and amazing marine life give ample opportunity for underwater photography and snorkeling snapshots. 
A number of the coral reefs have sheltered lagoons, which provide safe anchorages and good night diving.
Hundreds of reefs, most known only by a number, make up this system which covers an area of over 15,000 sq km.

diver underwater propulsion unit

Sea Scooters are becoming more and more popular with scuba divers and underwater scientists.  They certainly take the work out of swimming , but they don't result in the riders find more species of nudibranchs. (photo: Neville Coleman)

 

Exceptional Diving on Hundreds of Small Reefs

Before the Coral Sea reefs became a regular live-aboard destination, the Swain Reefs were the most popular live-aboard trip on the Great Barrier Reef. Hundreds of reefs, most known only by a number, make up this system which covers an area of over 15,000 sq km.

The Swain Reefs are now mainly visited by fishermen, but dive charter boats still run regular trips if they can get the numbers. Boats based in Gladstone, Bundaberg and Hervey Bay usually explore the southern end of the reef system, but groups can set their own itineraries.

Bullocks Hypselodoris Hypselodoris bullockii

Subject to variation in colour, this specimen of Bullocks Hypselodoris Hypselodoris bullockii is typical of those seen along the Great Barrier Reef.                           (photo: Neville Coleman)

Most of the Swain Reefs are small and offer great diving along reef walls or around dense coral gardens. A number also have sheltered lagoons, which provide safe anchorages and good night diving.

Hixson Cay


Exceptional diving can be enjoyed right around Hixson Cay, with coral gardens in the shallows and exciting wall diving at the southern end of the reef. This wall drops beyond 60 m and is a multi-hued mass of sea whips, gorgonians and soft corals with mackerel, rainbow runners, jobfish and reef sharks.

cave wall covered in colourful sessile invertebrates such as sponges and ascidians

Over the face of the reef, many of the cave walls are covered in colourful sessile invertebrates such as sponges and ascidians. These are the areas when nudibranchs are mostly found. (photo: Neville Coleman)

Sandshoe Reef


Photographers will be delighted with Sandshoe Reef. At 10-30 m lie extensive fields of hard coral, home to a fantastic range of invertebrates and reef fish, including sea stars, brittle stars, feather stars, cuttlefish, clams, flatworms, nudibranchs, shrimps, anemone-fish, damsels, gobies, filefish, boxfish, triggerfish and wrasse.

Duerdens Coral Pavona duerdeni

Some of the individual colonies of stony corals are absolutely magnificent. This colony of Duerdens Coral Pavona duerdeni is one of the most advanced formations of this species I have ever seen. (photo: Neville Coleman)

Sinker Reef


Deep gutters cut into the coral at Sinker Reef and form a fantastic maze. Lionfish, butterflyfish, anemonefish and angelfish are common, as well as gropers, sea snakes, trevally, batfish and barracuda, and all in less than 20 m of water.

Hook Reef


Parrotfish, scorpionfish, lionfish, gropers, batfish, surgeonfish and sweetlips are but a few of the fish species found amid the coral gardens at Hook Reef. At less than 20 m divers will encounter stingrays, reef sharks, sea snakes and a multitude of invertebrate species.

Decorated Reticulidia Reticulidia halgerda

This Decorated Reticulidia Reticulidia halgerda was found in a cave at 20 metres. This species is certainly not common along the Great Barrier Reef and over 40 years I have only managed to locate upon 3 speciemens. (photo: Neville Coleman)

Horseshoe Reef


Several popular dive sites are found around Horseshoe Reef, which has a large lagoon with the safest anchorage in the area. The best dive site is along the wall, which drops to 35 m on the southern side of the reef, coated with soft corals and large gorgonians. Tasselled wobbegongs, rock lobster and the occasional tawny nurse shark can be found on a number of ledges along the wall. Near the drop-off, you are likely to see pelagic fish, sea snakes, reef sharks and turtles.

Gannet Cay


A wonderful pinnacle off the southern side of Gannet Cay sits in 35 m of water. Circling this coral-encrusted structure are masses of reef and pelagic fish, including barracuda and trevally. Many invertebrate species can be found among the coral.

Snake Reef


Drop-offs to 40 m make Snake Reef special. These walls, overgrown with coral, shelter many small invertebrates. Reef sharks, trevally, barracuda, batfish, surgeonfish and sea snakes tour the wall, searching for food.

Table Coral Acropora sp.

This large Table Coral Acropora sp. was around 3 metres across and underneath its shaded protection were many species of fish and two painted Rock Lobsters. (photo: Neville Coleman)

Central Reef


Excellent diving can be found around Central Reef at all depths. Photographers will find many subjects Ð schools of trevally, plenty of corals and other invertebrates, reef fish and beautiful little nudibranchs.

Mystery Cay


Many coral heads rise in 20 m of water, on the southern side of Mystery Cay. Populated with a rich assortment of marine life, they are regularly visited by manta rays that come to the pinnacles to feed and be serviced by the cleaner wrasses.

Giant Thorny Oysters Spondylus varius

Giant Thorny Oysters Spondylus varius occur throughout the Great Barrier Reef and are generally seen growing in the rear of caves, beneath ledges and on the sides of underwater cayons.(photo: Neville Coleman)

Lavers Cay


There are many ledges and gutters on the northern side of Lavers Cay that are home to an interesting variety of marine life. Along these gutters divers will see trevally, batfish, sea snakes, rock lobster, reef sharks and a number of huge resident Queensland gropers, almost two metres in length.

  

Pompey Reefs


The Pompey Reefs are a continuation of the northern end of the Swain Reefs. This area offers exciting wall dives and healthy populations of fish and corals, but is rarely dived. New Blue Hole is 100 m in diameter. Its sheer walls, lined with small corals, drop straight down into 90 m of water. A mixture of reef and pelagic fish enters the hole over the reef top.

Orange - blotch Surgeonfish Acanthurus olivaceus

The grey phaze of the Orange - blotch Surgeonfish Acanthurus olivaceus is particularly attractive. This species inhabits dead reef and rubble areas where it feeds on algae scraped from the dead coral. (photo: Neville Coleman)

 

Great Barrier Reef   Far Northern Reefs   Lizard Island   Ribbon and Osprey Reef 

Yonge Reef   Port Douglas   Cairns   Holmes Reef   Townsville   Flinders Reef 

Outer Coral Sea   Whitsunday Islands   Southern Coral Sea

Keppel Islands   Heron Island   Lady Elliot Island   Bundaberg   Sunshine Coast      

Moreton Bay   Gold Coast 

 

Neville Coleman's diving expeditions, fauna surveys, photographic fauna surveys and marine life identification courses include every major group of marine life. 

Neville Coleman's expertise in living taxonomy and marine life identification extends to the identification of Algae, Sea Grass,  Forams, Sponges, Stony Corals, Soft Corals, Sea Anemones, Sea Jellies, Zoanthids, Corallimorphs, Black Corals, Flatworms, Segmented Worms, Crustaceans, Barnacles, Shrimps, Rock Lobsters, Hermit Crabs, Squat Lobsters, Molluscs, Chitons, Univalves, Bivalves, Cephalopods, Octopus, Cuttlefish, Squid, Opisthobranchs, Nudibranchs, Sea Slugs, Bryozoans, Sea Mosses, Echinoderms, Sea Stars, Feather Stars, Brittle Stars, Sea Urchins, Sea Cucumbers, Ascidians/Sea Squirts, Marine Fish, Sharks, Marine Reptiles, and Marine Mammals, all found in the waters around Swain Reefs. 

( Copyright Neville Coleman/Nigel Marsh)

 Swain Reefs

 

 

 

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International Scuba Diving Hall of Fame
International Scuba Diving Hall of Fame
Great Barrier Reef Marine Life ID Guide
The Explorers Club Promoting Exploration and Field Sciences Since 1904
The Underwater Australia Dive Guide Neville Coleman
Diving Australia
Dive Sites Great Barrier Reef Australia
Project AWARE Foundation Divers Conserving Underwater environments
PADI
Cetacean Society International
Nudibranchs Encyclopedia Catalogue of Asia Indo-Pacific Sea Slugs
Australian Institute of Professional Photography
Australian Marine Conservation Society
2002 Sea Shells ID Book Neville Coleman
Australian Photographic Society
Australian Photographic Society
Australian Marine Fish Neville Coleman
Australian Fish Behaviour Neville Coleman
Sea Stars - Echinoderms of the Asia/Indo-Pacific ID Book Neville Coleman
International Scuba Diving Hall of Fame
Sea Birds South Pacific ID Guide Neville Coleman
SSI Scuba Schools International
Indo-Pacific Sea Fishes ID Guide Neville Coleman
Underwater Naturalist Marine Life ID Guide - Neville Coleman
PADI The Way the World Learns to Dive