Georgette Douwma / Orangestriped triggerfish (Balistapus undulatus) swimming past coral wall covered in invertebrates, Raja Ampat, West Papua, Indonesia

Jeff Rotman / Tail of Clown triggerfish (Balistoides conspicillum) Great Barrier Reef, Australia

Juergen Freund / Clown triggerfish (Balistoides conspicillum) swimming past coral reef, West New Britain, Papua New Guinea.

Juergen Freund / Orange striped triggerfish (Balistapus undulatus) hunting over coral reef, Bali, Indonesia.

GEORGETTE DOUWMA / Orangestriped triggerfish (Balistapus undulatus) attracted by a coral breaking Titan triggerfish (Balistoides viridescens) in the background. Andaman Sea, Thailand

GEORGETTE DOUWMA / Orangestriped triggerfish (Balistapus undulatus) feeding on a crinoid. Andaman Sea, Thailand

GEORGETTE DOUWMA / Clown triggerfish (Balistoides conspicillum) Andaman Sea, Thailand

GEORGETTE DOUWMA / Clown triggerfish (Balistoides conspicillum) swimming over coral reef. Lembeh Strait, North Sulawesi, Indonesia

GEORGETTE DOUWMA / Orangestriped triggerfish (Balistapus undulatus) Bali, Indonesia

GEORGETTE DOUWMA / Orangestriped triggerfish (Balistapus undulatus) at coral reef, Bali, Indonesia

GEORGETTE DOUWMA / Clown triggerfish (Balistoides conspicillum) on coral reef, Bali, Indonesia

Juergen Freund / Orangestriped triggerfish (Balistapus undulatus) Indo-Pacific

Brent Hedges / Clown triggerfish {Balistoides conspicillum} Papua New Guinea

Francis Abbott / Orange striped triggerfish on coral reef {Balistapus undulatus} Maldives

GEORGETTE DOUWMA / Clown triggerfish protecting eggs {Balistoides conspicillum} Sipadan, Borneo, Malaysia

David Hall / Orangestriped triggerfish. (Balistapus undulatus) Red Sea.

Juergen Freund / Orange lined triggerfish {Balistapus undulatus} Indo-pacific

GEORGETTE DOUWMA / Clown triggerfish guarding its eggs {Balistoides conspicillum} Sipadan, Borneo, Malaysia