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Fish scales
https://australian.museum/learn/animals/fishes/fish-scales/

A fish scale is a fish scale, right? Think again. There are a number of types of fish scales and they come in all sorts of shapes and sizes.

Published 30 October 2015

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

Measuring the swimming speed of large fishes in the wild is extremely difficult. Which species is the fastest?

Published 18 October 2012

Ichthyology Istiophoridae speed fish
Hyperostosis - Swollen Bones
https://australian.museum/learn/animals/fishes/hyperostosis-swollen-bones/

The enlargement of particular areas of fish bones is known as hyperostosis.

Published 17 June 2013

Ichthyology Bones hyperostosis fish
Fish FAQ - Can fishes change colour?
https://australian.museum/learn/animals/fishes/can-fishes-change-colour/

What causes the colouration of a fish and can it change? Read on ...

Published 02 February 2017

Ichthyology FAQ chromatophores 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
What is the deepest-living fish?
https://australian.museum/learn/animals/fishes/what-is-the-deepest-living-fish/

The deepsea has long held a fascination for people. What is the 'fishy depth record'?

Published 23 December 2014

Ophidiidae Ichthyology deepsea fish
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
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
Fish and Fishes
https://australian.museum/learn/animals/fishes/fish-and-fishes/

How should the words 'fish' and 'fishes' be used? Some people say that there is no such word as 'fishes'. There is, and its use is simple.

Published 30 March 2020

Ichthyology names definition fishes 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

Burra

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

Permanent education space
Open daily

Find out more
Future Now

A pop-up exhibition created by the Australian Museum, touring Stockland Retail Town Centres in 2022.

Burleigh Heads, QLD
Green Hills, NSW
Shellharbour, NSW

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School programs and excursions

Book school excursions at the Australian Museum, Sydney, that inspire and engage students of all ages.

Virtual excursions
Educator-led tours

Book now

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