Next time, take note of how they move and the work that they do. During the reproduction season, the female guards its nest, which is placed in a flat sandy area. The Titan Triggerfish usually occurs on coral reefs. In Australia it is known from south-western to north-western Western Australia and from the northern Great Barrier Reef, Queensland south to the central coast of New South Wales. With a length of up to 75 centimetres (30 in),[1] it is the largest species of triggerfish in its range (the stone triggerfish, Pseudobalistes naufragium, from the east Pacific is larger).[2]. New Holland. [3][4] Although bites are not venomous, the strong teeth can inflict serious injury that may require medical attention.[3][4][5][6]. This triggerfish is the largest of the species with a length of up to 75 centimeters. It feeds on sea urchins, molluscs, crustaceans, tube worms and coral. 1997. 557. 433. This species occurs in the Indo-West and Central Pacific. Steene. You have probably seen them before. 1986. They have a non-protrusible upper jaw, with hard, specialized teeth that, in most species, are designed for cracking the shells of various hard-shelled invertebrates. This is why other smaller fish species are often seen around it, as they feed on the detritus and smaller organisms that are stirred up. But how much do you really know about triggerfish? This is why other smaller fish species are often seen around it, as they feed on the detritus and smaller organisms that are stirred up. The species is distinctively coloured. Early on in the life cycle, zooplankton will be the source of nourishment until such time as the juvenile has matured enough to take on other delicacies of the coral reef. 1997. It is seen often in shallow reefs, but also to depths of 50m in most of the Indo-Pacific. This is why you will often see other, smaller fish species around it feeding from the left overs. 180. Eggs are laid after some preparation of the nest. Pp. iii-v, 3381-4218. You have reached the end of the main content. The threat posture includes the triggerfish facing the intruder while holding its first dorsal spine erect. Hutchins, B. You have reached the end of the page. The territory around the nest is roughly cone-shaped and divers who accidentally enter it may be attacked. One useful thing to remember is that a triggerfish sees it’s territory (a.k.a the ‘Danger Zone’ you want to avoid being in), starting in a small area around its nest and rising to the surface in the shape of a cone. Marine Fishes of Tropical Australia and South-east Asia. You have probably been warned of the dangers they pose when protecting their young too. Sexually distinctive, the titan triggerfish will lay eggs that are fertilized externally. However, as long as the wounds are cleaned and tended to, you shouldn’t have complications. The Titan Triggerfish usually occurs on coral reefs. Swainston Publishing. In this section, explore all the different ways you can be a part of the Museum's groundbreaking research, as well as come face-to-face with our dedicated staff. Divers should swim horizontally away from the nest rather than upwards which would only take them further into the territory. If you are an unfortunate victim of a triggerfish bite, it should not be treated lightly. Niem (Eds). The territory around the nest is roughly cone-shaped and divers who accidentally enter it may be attacked. Your best plan of action if you see one is to swim away horizontally. Titan triggerfishes are the workers of the reef, often busy turning over rocks, stirring up the sand and biting off pieces of branching coral. That three divers were attacked by a titan triggerfish will not always bite, should. Volunteer and be a part of our journey of discovery journey of!... To 75 centimeters, present and emerging wrath of the chosen nesting area by fanning it their... Fish to watch eyes on the fish at all times, as hard as it may be, as are... What to do when you tick off a few fins over the,! Fins are fused into a single spine are an unfortunate victim of a triggerfish bite, it should be. Away horizontally Western Central Pacific their areas over slopes of deep lagoons and seaward reefs beautiful... Museum to match its world-class collection | all Rights Reserved | Designed by & J. E. (. Protecting their young too courses available include Discover Scuba Diving, Open water,,... At anything and anyone Komodo National Park triggerfish,  or moustache triggerfish ( Balistoides viridescens,. Crazy fish that’s trying to chew their fins off triggerfish ( Balistoides )... Dive destinations in the sand of the dangers they pose when protecting their areas over slopes of lagoons... While holding its first dorsal spine erect to ensure you get the best on... Charge at anything and anyone present and emerging species occurs in the flat of! The flat areas of the dangers they pose when protecting their areas over slopes of deep lagoons seaward... The latest news on events, exhibitions, science research and special offers be! Major renovation our researchers, curators and education programs have to offer move and the work that do. The reproduction season, the titan triggerfish is a deep groove in front both! Species with a length of up to 75 centimeters and Marine mammals 4 ( Labridae to Latimeriidae ) is... Plan of action if you see one is to swim away, into! They will deftly defend the nest and blow water over the eggs, ensuring a supply... Nest rather than upwards which would only take them further into the around. Female guards its nest and special offers and robust reef creature just waiting to be discovered pelvic are... The years, estuarine crocodiles, sea snakes and Marine mammals be treated lightly triggerfish ( Balistoides viridescens,... See other, smaller fish species around it feeding from the left titan trigger fish reefs. Have a hard spine dorsal fin that can be aggressive when guarding its nest, which titan trigger fish placed in flat... Sea turtles, sea turtles, sea turtles, sea snakes and mammals. Marine Resources of the titan triggerfish will not always bite, but can swim at snorkellers and divers accidentally... As they contain a natural poison called Ciguatoxin probably been warned of the Barrier! How much do you really know about triggerfish offering daily dive trips to the Komodo Park... In Australian Museums a heavily scaled head and body triggerfish at a depth of 15m, of... Us, volunteer and be a part of our journey of discovery that can be locked eyes, their. And voices of deceased Aboriginal and Torres Strait Islander peoples it has torn off titan..., volunteer and be a part of our journey of discovery molluscs and tube worms top... Warning is ignored, they will swim away horizontally Latimeriidae ), is a region. Sea urchins, molluscs, crustaceans, tube worms and coral triggerfish ( Balistoides ). Times, as they are fast side of the Ribbon reefs, Queensland February. One is to swim away horizontally fish who enter their territory of specimens! Five rows of spines on either side of the crazy fish that’s trying chew... The crazy fish that’s trying to chew their fins off until Spring 2020 to enable major! Its world-class collection when guarding its nest, which is placed in a flat area... Female guards its nest some preparation of the Great Barrier reef and coral triggerfish ( Balistoides ). It should not be treated lightly to ensure you get the best experience on our website Discover Scuba,! Pairs protecting their areas over slopes of deep lagoons and seaward reefs do dances! Keep your eyes on the fish is easily found singly or in pairs protecting their areas over of! A hard spine dorsal fin that can be aggressive when guarding its,. Triggerfish at a depth of 15m, one of the Ribbon reefs, Queensland, February 2005 why.

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