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Fish FAQ - Are sea slugs goby hosts?
https://australian.museum/learn/animals/fishes/are-sea-slugs-goby-hosts/

John Weinberg sent this image to Dr Bill Rudman at the Sea Slug Forum. The image shows the nudibranch, Ceratosoma trilobatum. John's sharp eyes saw not only the commensal shrimp, Periclimenes imperator, on the nudibranch but also the fish to the right of the shrimp.

Published 17 February 2011

Ichthyology symbiosis parasite fish
Do fishes Sleep?
https://australian.museum/learn/animals/fishes/do-fishes-sleep/

This is a complex question. Deciding if a fish is asleep depends on many factors, one of which is the definition of sleep.

Published 08 October 2012

Ichthyology sleep fish
Do Fishes feel pain?
https://australian.museum/learn/animals/fishes/do-fishes-feel-pain/

The question of whether fishes feel pain can elicit very emotional responses from people.

Published 30 December 2015

Ichthyology biology fish
Why are they called triggerfishes?
https://australian.museum/learn/animals/fishes/why-are-they-called-triggerfishes/

Triggerfishes (Balistidae) and leatherjackets (Monacanthidae) have a first dorsal fin spine that can be locked into an erect position.

Published 10 September 2012

Monacanthidae Triggerfish Balistidae fish Ichthyology
Can Fishes Hear?
https://australian.museum/learn/animals/fishes/can-fishes-hear/

Yes, fishes can hear, but hearing abilities vary among species.

Published 30 July 2014

Ichthyology sense hearing fish
Fish FAQ - What is a Leatherjacket Louse?
https://australian.museum/learn/animals/fishes/what-is-a-leatherjacket-louse/

The images show a female Leatherjacket Louse, Ourozeuktes bopyroides,, that was removed from a Yellow-finned Leatherjacket.

Published 12 June 2018

Ichthyology parasite fish
How often can a Porcupinefish inflate?
https://australian.museum/learn/species-identification/ask-an-expert/porcupinefish-inflation/

We are sometimes asked about the ability of porcupinefishes to inflate their bodies. Can they only inflate a limited number of times?

Published 05 May 2011

Diodontidae Ichthyology FAQ fish
Why don't anemonefishes get stung?
https://australian.museum/learn/animals/fishes/why-dont-anemonefishes-get-stung/

Over the years many theories have tried to explain why anemonefishes are not stung by their host anemones.

Published 24 June 2011

anemone nematocysts sea anemone fish Ichthyology
How fast are larval fishes?
https://australian.museum/learn/animals/fishes/how-fast-are-larval-fishes/

Larval (baby) fishes are not always at the mercy of ocean currents, many are in fact very strong swimmers and can swim surprisingly fast.

Published 09 August 2016

Larval fishes Ichthyology fish
What is the biggest fish?
https://australian.museum/learn/animals/fishes/what-is-the-biggest-fish/

The Whale Shark, Rhincodon typus, is the largest of all fishes. Whale Sharks between 4 m to 12 m in length are most often seen, but the species can possibly reach a length of 18 m.

Published 16 September 2011

Ichthyology whale shark fish

Machu Picchu and the Golden Empires of Peru

Come face-to-face with one of the most remarkable gold collections to ever tour the globe in the immersive exhibition, <i>Machu Picchu and the Golden Empires of Peru</i> and add-on VR experience.

Now open
Tickets on sale

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Future Now

Step into <i>Future Now</i>, an Australian Museum exhibition about sustainability and be inspired by practical and innovative ways to build a more sustainable future.

Touring exhibition
On now

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Burra

Be transported on an immersive journey through the eyes of burra (eel) in the Australian Museum’s learning and play space.

Permanent education space
10am - 4.30pm

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Minerals

Be dazzled by over 1800 spectacular rocks and minerals in our new Minerals Gallery.

Permanent exhibition
Open daily

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