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

Chromatophores are pigment containing cells found in many animals. In fishes they occur in the scales and the dermal layer of the skin .

Published 27 February 2014

colour FAQ chromatophores fish Ichthyology
Dissection of a Blue Mackerel
https://australian.museum/learn/animals/fishes/fish-dissections/

The dissection of a Blue Mackerel, Scomber australasicus.

Published 31 October 2018

fishes Dissection of a Blue Mackerel dissection fish
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 - Do fishes have tongues?
https://australian.museum/learn/animals/fishes/do-fishes-have-tongues/

Most fishes do have a 'tongue'.

Published 30 October 2015

Ichthyology biology fish
Fish FAQ - Can fishes change sex?
https://australian.museum/learn/animals/fishes/fish-faq-can-fishes-change-sex/

Bizarre as it might sound, sex change is quite common in the fish world.

Published 08 June 2010

fish juvenile initial phase terminal phase Ichthyology
How do Electric Rays produce electricity?
https://australian.museum/learn/animals/fishes/how-do-electric-rays-produce-electricity/

The electric currents produced by some species of fishes, such as the Numbfish and torpedo rays are generated in cells called electrocytes. When an electrocyte is stimulated, a movement of ions (electrically charged atoms) across the cell membrane results in an electric discharge.

Published 25 February 2011

Ichthyology electricity ray fish
Fish Gonads
https://australian.museum/learn/animals/fishes/fish-gonads/

The gonads are the organs that produce sex cells.

Published 09 June 2010

fish dissection Ichthyology reproduction fish
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

Barka: The Forgotten River

Meet <i>Barka: The Forgotten River</i> in this new First Nations exhibition developed by Uncle Badger Bates and Justine Muller with the Barkandji community.

Special exhibition
Now on until 23 July 2023

Discover more
Bilas: Body Adornment from Papua New Guinea

Witness the beauty and diversity of cultural decoration and body adornment from Papua New Guinea in this special exhibition at the Australian Museum in Sydney.

Featuring photographs by Wylda Bayrón.

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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
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

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