EntdeckenFische

Yellowtail Coris

coris gaimard

The Yellowtail Coris (Coris gaimard) is a strikingly beautiful and active species of wrasse found throughout the Indo-Pacific's coral and rocky reefs. Renowned for its dramatic color transformations as it matures, this fish is a fascinating example of marine adaptation and biological plasticity. Juveniles exhibit a distinctly different appearance from adults, which can lead to misidentification, but both stages are vibrant additions to their reef ecosystems. Known for its foraging behavior, the Yellowtail Coris plays a crucial role in controlling populations of benthic invertebrates, contributing to the health and biodiversity of its marine habitat. Its ability to bury itself in the sand is a remarkable defensive mechanism, highlighting its resourcefulness in the dynamic underwater world.

Lebensraum: This species primarily inhabits clear inner and outer reef slopes, lagoons, and rocky reefs, typically found over sandy or rubble bottoms near coral formations.

Aussehen

Juvenile Yellowtail Coris are bright red-orange with three prominent white, black-edged saddles along their back and several smaller white spots on their body, along with large black spots on the dorsal fin. As they mature into adults, their coloration shifts dramatically to a predominantly blue-green body with numerous small, electric blue spots, a distinct bright yellow tail, and often a red streak or blotch behind the pectoral fin. The head often features intricate patterns of blue and green, and mature males tend to be larger and more vibrantly colored than females.

ReichAnimaliaStammChordataKlasseActinopterygiiOrdnungLabriformesFamilieLabridaeGattungCoris

Yellowtail Coris

Kategorie

Fische

Seltenheit

Common

Gefahr

1/5 · Sehr gering

Snaps

Mach den ersten Snap!

Interessante Fakten

As protogynous hermaphrodites, the largest and most dominant female in a group will often change sex to become the functional male if the existing male is removed or dies.

At night or when disturbed, Yellowtail Coris will quickly dive headfirst into the sand or rubble and remain buried until it's safe to emerge.

Juvenile Yellowtail Coris look so different from adults that they were once classified as a separate species, 'Coris pulcherrima'.

They possess prominent canine teeth and fused, plate-like teeth in the back of their jaws, perfectly adapted for crushing the shells of their hard-bodied prey.

Besondere Fähigkeiten

Yellowtail Coris are sequential hermaphrodites, meaning all individuals are born female and later transition into males. This allows for complex social structures and reproductive strategies within their populations.

When threatened or seeking shelter for the night, the Yellowtail Coris can rapidly dive into the sand and bury itself completely. This behavior provides effective camouflage and protection from predators.

Undergoes a radical change in coloration and pattern from its juvenile stage to its adult stage. This significant visual transformation serves different ecological roles and camouflage needs at various life stages.

Maße und Details

Länge: 10-60 cm
Gewicht: 0.1-2.5 kg
Lebenserwartung: 3-10 Jahre
Gelegegröße: 10000-50000
Brutzeit: 2-5 Tage

Ernährung und Fütterung

The Yellowtail Coris primarily feeds on a variety of benthic invertebrates, with its diet changing as it matures. Juveniles target smaller, softer-bodied prey, while adults are equipped to crush hard-shelled organisms.

Altersunterschiede: Yes, juveniles feed on small invertebrates and plankton, while adults predominantly consume larger, harder-shelled invertebrates like crabs, sea urchins, and mollusks, utilizing their strong teeth.

Hauptnahrung

crabs
snails
sea urchins
small crustaceans
worms
bivalves

Nahrungssuche

Foraging

Ökologische Zusammenhänge

eaten by

Coral Grouper

Plectropomus maculatus

Larger predatory fish consume Yellowtail Coris.

hunts

Reef Crab

Etisus dentatus

Yellowtail Coris feed on various crustaceans.

hunts

Collector Urchin

Tripneustes gratilla

Yellowtail Coris consumes sea urchins, helping to control their populations.

eaten by

Giant Moray Eel

Gymnothorax javanicus

Moray eels often prey on reef fish, including wrasses.

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Sicherheit

Gefahr

1/5 · Sehr gering

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Häufig gestellte Fragen

Wie identifiziert man Yellowtail Coris?

Der einfachste Weg, Yellowtail Coris zu bestimmen, ist die Verwendung der Naturführer-App Snappit.

Was ist der/die/das länge von Yellowtail Coris?

10-60 cm

Was ist der/die/das gewicht von Yellowtail Coris?

0.1-2.5 kg

Was ist der/die/das lebenserwartung von Yellowtail Coris?

3-10 Jahre

Was frisst Yellowtail Coris?

Wo findet man Yellowtail Coris normalerweise?

This species primarily inhabits clear inner and outer reef slopes, lagoons, and rocky reefs, typically found over sandy or rubble bottoms near coral formations.

Wie jagt Yellowtail Coris?

Foraging

Was ist der/die/das gelegegröße von Yellowtail Coris?

10000-50000