EntdeckenInvertebrate

Pacifastacus

pacifastacus

The Pacifastacus is a fascinating freshwater crab that loves to explore its watery home! These little creatures are great at hiding among rocks and plants, making them fun to spot!

Lebensraum: Freshwater rivers and streams

Aussehen

The Pacifastacus, also known as a Signal Crayfish, has a brownish to reddish-brown hard shell. It features smooth claws, often with a distinctive white to pale blue-white patch at the claw hinge, setting it apart from other crayfish.

ReichAnimaliaStammArthropodaKlasseMalacostracaOrdnungDecapodaFamilieAstacidaeGattungPacifastacus
Pacifastacus
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Pacifastacus

Kategorie

Invertebrate

Seltenheit

Common

Gefahr

1/5 · Sehr gering

Snaps

Mach den ersten Snap!

Interessante Fakten

A crayfish sheds its entire hard shell to grow bigger, like taking off tight armor!

Some crayfish can slightly change their color to blend in better with their surroundings.

Their long antennae are like super-sensitive feelers for sniffing out food and friends.

They can swim backward super fast by flapping their tail, quickly escaping from danger!

Besondere Fähigkeiten

Fähigkeit

Limb Regeneration

Pacifastacus can regrow lost claws or legs because of their amazing healing abilities, helping them recover from injury.

Fähigkeit

Powerful Pinchers

Pacifastacus has strong, large claws that help them catch small prey and effectively defend themselves from predators.

Fähigkeit

Underwater Radar

Pacifastacus has sensitive antennae that help them detect vibrations and chemicals in the water, finding food and avoiding danger.

Fähigkeit

Night Vision Goggles

Pacifastacus can see well in low light, making them excellent nocturnal foragers and allowing them to hide during the day.

Maße und Details

Length Cm
15 cm
Weight G
50 g
Lifespan Years
4 Jahre

Ernährung und Fütterung

These omnivores munch on aquatic plants, dead matter, and tiny water creatures.

Hauptnahrung

  • algae
  • aquatic plants
  • insect larvae
  • detritus
  • small invertebrates

Nahrungssuche

  • Foraging

Ökologische Zusammenhänge

eaten by

Raccoon

Procyon lotor

Raccoons feast on crayfish found near stream banks.

eaten by

Rainbow Trout

Oncorhynchus mykiss

Young crayfish are a favorite meal for trout in rivers.

eaten by

North American River Otter

Lontra canadensis

Otters are skilled hunters that frequently catch crayfish.

eats

Mayfly Nymph

Baetis rhodani

Crayfish consume mayfly nymphs found on stream beds.

Merkmale

Auch bekannt als

Freshwater CrabRiver Crab

Sammlungen

Sicherheit

Gefahr

1/5 · Sehr gering

Noch keine besonderen Sicherheitshinweise.

Häufig gestellte Fragen

Wie groß ist Pacifastacus?

15 cm

Wie viel wiegt Pacifastacus?

50 g

Wie lange lebt Pacifastacus?

4 Jahre

Was frisst Pacifastacus?

These omnivores munch on aquatic plants, dead matter, and tiny water creatures.

Wo findet man Pacifastacus normalerweise?

Freshwater rivers and streams

Wie jagt Pacifastacus?

Foraging

Snap-Karte

Zoome hinein, um Cluster aufzulösen und zu sehen, wo dieses Objekt fotografiert wurde.

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Neueste Snaps

Neueste Snaps erscheinen hier, wenn neue Beobachtungen hinzukommen.

Wo zu sehen

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