SEA SLUGS

AND  OTHER  MARINE  INVERTEBRATES  OF  THE  TWEED - BYRON  COAST,  AUSTRALIA.

BEACHCOMBING ON OCEAN BEACHES


Brunswick Heads beach looking south and showing damage to the frontal dunes from the cyclone of March 2025.

 

Hastings Point beach at low tide.

 

  Apart from actually being in the water, one of the best places to be is at the shoreline at first light. Not only is it the best part of the day. if you are a serious beachcomber then you know that you have to be there early to compete with the seagulls that are already waiting for anything edible. Shells and other larger objects can be found anytime but crustaceans are a seagull's favourite. You also have to get there before the other beachwalkers trample anything fragile. Often nothing much is found but the exercise is a bonus.
  My being a snorkeler restricts me to the shallow water at Hastings Point and the river here, so most of the animals that are stranded on the beach are from habitats that I cannot access, ie, deeper water, planktonics and the neuston. Some of my best finds have been from the beach and include species such as Kalinga ornata, Cardilla semisulcata, Recluzia spp and Dosima fascicularis. Not very rare species, but rarely seen nonetheless. Species that were found on sponges and kelp holdfasts have not been included in this list, neither were rafting species, planktonics and neustonics as they are on seperate pages.

 

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Species? Sphenopus marsupialis
Dofleina sp? Species?
Species? Gymnangium sp?
Echinocardium cordatum Fibularia sp
Smilium peronii Luidia australiae
Ceradocus ramsayi? Urohaustorius sp
Ocypode ceratophthalmus Ocypode cordimana
Species? Species?
Species? Species?
Species? Species?
Ashtoret lunaris Species?
Species? Species?
Species? Species?
Alpheus sp? Species?
Species? Portunus sp?
Species? Halobates sp
Conus papilliferus Kalinga ornata
Notarchus indicus Xenophora peroniana
Ficus subintermedia Architectonica grandiosa
Architectonica perspectiva Adelphotectonica reevei
Xenophora indica Bankivia fasciata
Leipyrga lineolaris Species?
Epitonium antisoa Amaea xenicima
Epitonium minorum Epitonium jukesianum
Phalium bandatum Semicassis bisulcatum
Semicassis angasi Semicassis pyrum
Phalium areola Casmaria ponderosa
Amoria zebra Cymbiola magnifica
Zemira australis Tonna tankervillii
Tylospira scutulata Polinices incei
Eunaticina linnaeana Tutufa bufo
Trimusculus conicus Scutellastra chapmani
Fusinus nicobaricus Diodora lineata
Sigatella hedleyi Casmaria ponderosa
Anadara trapezia Limatula strangei
Modiolus areolatus Decatopecten strangei
Pecten fumatus Vasticardium vertebratum
Acrosterigma cygnorum Vepricardium multispinosum
Fulvia aperta Cardilia semisulcata
Eucrassatella cumingii Cuspidaria latesulcata
Donax brazieri Donax deltoides
Donax veruinus Glycymeris holsericus
Hemidonax sp Hemidonax dactylus
Panopea australis Anodontia edentula
Monitilora ramsayi Divalucina cumingi
Mactra eximia Mactra contraria
Mactra pusilla Spisula trigonella
Zenatina victoriae Raeta pellicula
Mactra antecedens Paphies angusta
Myadora brevis Myadora pandoriformis
Saccella caloundra Nuculana dohrni
Periploma angasi Barnea australasiae
Gari livida Strigilla euronia
Tellina albinella Thraciopsis angustata
Timoclea scabra Bassina jacksoni
Callista disrupta Dosinia nedigna
Antigona persimillis Pitar pellucidus
Venerupis anomala Placamen placidum
Tawera lagopus Irus cumingii
 

Haliotis brazieri


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© All images Copyright 2025 Denis Riek. All rights reserved.