Pterocaesio trilineata (Carpenter, 1987)

Pterocaesio trilineata
Pterocaesio trilineata
Ian Shaw
Sunday, 8 October 2017
Nth Solitary Island
Common name: Threestripe Fusilier

Uncommon in the Solitary Islands Marine Park. Distributed throughout the Indo-Pacific region. In Australia recorded from offshore reefs in northern Western Australia, throughout Queensland south to northern New South Wales.

Ecological Notes:

Frequents clear water offshore coral reefs. Depth to at least 30m.

Additional Notes:

Feeds on zooplankton in the water column, in small to large aggregations. Individuals may school with other fusilier species. Slender body has three dark green/brown stripes and tail lobes have broad red/brown tips. More common Pterocaesio digramma has similar tail but only two yellow body stripes. Grows to 30cm, commonly 20cm.