Blue (Bluejaw) Throat Triggerfish (Male) (Xanthichthys auromarginatus)

Blue (Bluejaw) Throat Triggerfish (Male) (Xanthichthys auromarginatus)

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Care Level - Easy

Temperament- Semi-aggressive 

Reef Safe - Yes

Max Size - 9"

Min. Tank Size - 125 gallon

The Blue Throat Triggerfish, also known as Bluechin Triggerfish, or Gilded Triggerfish, is grayish-brown, covered with light-blue spots. The fins are edged in yellow. The male of the species has a darker blue area on the cheeks, hence the name Bluechin or Blue Throat.


A 125 gallon or larger aquarium with rocks and caves provides a good environment. The Blue Throat will rearrange the landscaping and rocks. It is said to "talk," which is actually a grunting sound.

The Blue Throat Triggerfish needs a varied diet of meaty foods including; squid, krill, clams, small fish and hard shelled shrimp to help wear down their ever growing teeth.

Approximate Purchase Size: Female: Small 1" - 2" Medium 2" to 3" Large 3" - 4"; Male Medium: 2-1/2" to 4"; Medium/Large: 4" to 5" Large: 5" to 6"