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Mud Whelks The Hercules Club Mud Whelk is one of the most abundant larger-sized marine snails in Queensland. Its range extends from Cairns in north Queensland along the Queensland coast south to Tasmania. The Australian Mud Whelk commonly occurs with the Hercules Club Mud Whelk, and the juvenile stages of the two species can often be confused.
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Brown Tiger Prawn The Brown Tiger Prawn is a large, banded prawn growing to 235 mm in length. It occurs on mud or sandy mud, and is found in northern Australia from Shark Bay, WA, to central NSW.
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Mud Ark The Mud Ark is one of the most abundant bivalve molluscs on the mud- and sand-flats of eastern and southern Australia. They are common components of aboriginal shell middens.
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Mud Dauber Wasp Mud-dauber wasps build mud nests in sheltered situations such as caves, overhangs or even inside buildings. They are found across mainland Australia.
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Two-toned Fiddler Crab The Two-toned Fiddler Crab is common. It is found on unshaded sandy mud along lower tide levels of open bays and creeks, and isolated sand or mud banks. Occurs in northern Australia from Darwin, NT to Trial Bay, NSW.
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Purple-mouthed Kookaburra Whelk The Purple-mouthed Kookaburra Whelk is so named because of its striking profile resemblance to a perched kookaburra and the purple tinge around the aperture. In reality it is actually a species of triton - Family Cymatiidae. The species is distributed across the Indo-West Pacific.
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Cart-rut Whelk The Cart-rut Whelk is instantly identified by its deeply grooved shell sculpture (like the marks left by a cart in mud). This species lives exclusively in high energy rocky shorelines or platforms, often at or just below the tideline. It is found on the eastern and southern coasts of Australia and also New Zealand.
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Red Mud Lobster The Red Mud Lobster is a stout, lobster-like crustacean with strong claws. It is very common in Moreton Bay, and is found in northern and eastern Australia.
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Giant Sentinel Crab The Giant Sentinel Crab has a large carapace with a strongly granular surface. It burrows on open mudflats in very soft mud from northern Australia south to Moreton Bay.
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Mud & Coral 'Lobsters' These are typically clawed, burrow-dwelling animals that seem to be half-shrimp and half-lobster. They belong to the Infraorders Axiidea and Gebiidea, which include 12 families with over 100 species in Australian waters. These crustaceans occur in a wide variety of habitats, from the intertidal zone to the deep sea (2,500 metres or more).
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Mauve-eyed Hermit The Mauve-eyed Hermit is instantly recognisable by its bright red body, legs with pale purple-banded joints and mauve eyestalks. It is found on a variety of substrates including rock, reef, and sandy mud seagrass flats, from tropical to warm-temperate Australia, south to NSW.
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Stalk-eyed Swimmer Crab The Stalk-eyed Swimmer Crab occurs over sandy-mud and weed substrates, occasionally taken in pots and bait nets, shallow subtidal zone to 20 m depth. It is found in Northern Australia from Exmouth Gulf, WA, to Moreton Bay.
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Mud Crab The Mud Crab is a well-known, large, olive-green swimming crab, with sharply serrated edges around front half of carapace. Found north from about Sydney, NSW.
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Potter Wasp Predatory potter wasps build nests from a mixture of mud and saliva, and fills them with paralysed caterpillars. It is widespread across mainland Australia
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Gold-ring Cowrie The Gold-ring Cowrie grows only to about 30 mm long, and is abundant on eel grass flats in sandy-mud or sand, from the intertidal to the shallow subtidal zones, and in pools on ocean reef platforms. It is common across northern Australia and throughout the Indian and West Pacific Oceans.
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Leaden Sand Snail The Leaden Sand Snail is one of the largest, most common sand snails found on sand-and mud-flats along the eastern and southern coasts of Australia. It produces large crescent-shaped jelly-like egg masses.
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Red-mouthed Banded Whelk The Red-mouthed Banded Whelk is a small species of predatory snail that may be found under large rocks and dead coral slabs from intertidal and shallow subtidal habitats to 15 m depth. It occurs in subtropical and tropical Australia.
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Semaphore Crab The Semaphore Crab is similar in shape to fiddler crabs, but differs by having equal sized, purple claws. It is found in eastern Australia, from Tasmania to central Qld.
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Hairy Swimmer Crab The Hairy Swimmer Crab is a very stout, solidly built swimming crab that can grow to 145 mm in carapace width. It occurs in northern Australia from Exmouth Gulf, WA, to Sydney.
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Coral Swimmer Crab The Coral Swimmer Crab reaches up to 160 mm in carapace width. It occurs in Australia, except for the southern coast; Indo-West Pacific from East Africa to Japan.
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