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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
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
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
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

Ramses & the Gold of the Pharaohs

Exclusive to the Australian Museum in Sydney: more than 3,000 years in the making, discover over 180 ancient Egyptian treasures.

Special exhibition

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Wansolmoana

Experience the diverse and dynamic cultures of Pasifika peoples through stories and objects from across the region.

Permanent exhibition
Open daily

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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

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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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