Lei Triggerfish
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Lei Triggerfish
sufflamen bursa
The Lei Triggerfish, also known as the Blackbelly Triggerfish, is a fascinating inhabitant of Indo-Pacific coral reefs. Renowned for its distinctive color patterns and robust body, this species is a common sight among divers and snorkelers. It plays a significant role in the reef ecosystem by preying on various benthic invertebrates, helping to control their populations. Its unique dorsal fin locking mechanism provides a formidable defense against predators, allowing it to wedge itself into crevices.
Lebensraum: Found in coral-rich areas of outer reef slopes, lagoons, and seaward reefs, typically at depths ranging from 3 to 100 meters.
Aussehen
This triggerfish typically reaches about 25-30 cm in length, possessing an oval, laterally compressed body. Its coloration is generally light gray to greenish-brown, transitioning to a paler belly. A prominent, dark brown to black patch often extends from behind the pectoral fin to the anal fin, giving it the "Blackbelly" moniker. It features a distinctive yellow stripe or patch between its eyes and small, intense eyes set high on its head. The fins are typically dark with lighter margins, and its powerful jaws house strong, chisel-like teeth.
ReichAnimaliaStammChordataKlasseActinopterygiiOrdnungTetraodontiformesFamilieBalistidaeGattungSufflamen
Kategorie
FischeSeltenheit
Common
Gefahr
1/5 · Sehr gering
Snaps
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Interessante Fakten
Lei Triggerfish are known to 'spit' water at the sand to uncover buried invertebrates, demonstrating a clever foraging technique.
The 'trigger' in its name comes from its ability to lock its first dorsal spine upright with a smaller, second spine, making it very difficult for predators to pull it out of a crevice.
Unlike many fish that swim primarily with their tail, triggerfish often use their dorsal and anal fins in an undulating motion for propulsion, giving them a unique swimming style.
While generally solitary, during breeding season, a male triggerfish may guard a nest of eggs laid in a shallow depression in the sand or among rubble.
Besondere Fähigkeiten
Fähigkeit
Trigger Fin Mechanism
The Lei Triggerfish possesses a unique first dorsal fin that can be locked upright, allowing the fish to wedge itself securely into reef crevices, making it almost impossible for predators to dislodge.
Fähigkeit
Powerful Jaws and Teeth
Equipped with strong, chisel-like teeth and powerful jaws, this fish can effectively crush and scrape hard-shelled invertebrates like crabs, sea urchins, and mollusks from the reef.
Fähigkeit
Ventilation Retreat
When threatened, it can rapidly retreat into a crevice and then pump water through its gills to inflate its body slightly, further securing its position and deterring predators.
Maße und Details
- Länge
- 20-30 cm
- Gewicht
- 0.5-1.5 kg
- Lebenserwartung
- 5-10 Jahre
- Top Speed
- 25 km/h
- Gelegegröße
- 2000-10000
- Brutzeit
- 2-5 Tage
Ernährung und Fütterung
The Lei Triggerfish is a benthic carnivore, primarily feeding on a variety of invertebrates found on the reef substrate. It uses its strong teeth to scrape and crush its prey.
Hauptnahrung
- Sea urchins
- Crabs
- Mollusks
- Worms
- Tunicates
- Algae (incidental)
Nahrungssuche
- Foraging, Scraping
Ökologische Zusammenhänge
eaten by
Reef Shark
Carcharhinus amblyrhynchos
A primary food source for larger predatory fish on the reef.
competitor
Parrotfish
Scaridae
Competes for benthic invertebrate food sources.
hunts
Long-spined Sea Urchin
Diadema setosum
Preys on these invertebrates, helping to control their populations.
hunts
Hermit Crab
Paguroidea
Consumed by the triggerfish, often targeted for their hard shells.
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Sicherheit
Gefahr
1/5 · Sehr gering
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Häufig gestellte Fragen
Wie identifiziert man Lei Triggerfish?
Der einfachste Weg, Lei Triggerfish zu bestimmen, ist die Verwendung der Naturführer-App Snappit.
Was ist der/die/das länge von Lei Triggerfish?
20-30 cm
Was ist der/die/das gewicht von Lei Triggerfish?
0.5-1.5 kg
Was ist der/die/das lebenserwartung von Lei Triggerfish?
5-10 Jahre
Was ist der/die/das top Speed von Lei Triggerfish?
25 km/h
Was frisst Lei Triggerfish?
The Lei Triggerfish is a benthic carnivore, primarily feeding on a variety of invertebrates found on the reef substrate. It uses its strong teeth to scrape and crush its prey.
Wo findet man Lei Triggerfish normalerweise?
Found in coral-rich areas of outer reef slopes, lagoons, and seaward reefs, typically at depths ranging from 3 to 100 meters.
Wie jagt Lei Triggerfish?
Foraging, Scraping
Snap-Karte
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