Quick Stats
Moderate |
Temperament
Semi-Aggressive |
Color Form
Varies (usually brown, green, or camouflaged) |
Diet
Omnivore |
Reef Compatible
Yes (with caution) |
sg 1.022-1.025, 74-78°F, dKH 8-12, pH 8.1-8.4 |
Max. Size
4″ |
Family
Majidae |
Minimum Tank Size
30 gallons |
|
Description
The Decorator Crab (Oregonia gracilis) is a unique and intriguing marine crustacean known for its remarkable ability to camouflage itself. These crabs adorn their bodies with bits of algae, sponges, and other materials from their surroundings, making them masters of disguise. Their natural coloration typically consists of browns and greens, allowing them to blend seamlessly into the reef environment.
Decorator Crabs have a semi-aggressive temperament, and while they are generally peaceful, they may exhibit territorial behavior, especially towards similar-sized tankmates. It’s important to monitor their interactions with other species and provide ample space and hiding spots in the aquarium.
As omnivores, Decorator Crabs enjoy a varied diet that includes algae, small invertebrates, and meaty foods. Providing a balanced diet is essential for their health and well-being. They are known to scavenge for food, making them interesting additions to a community tank.
These crabs prefer stable water conditions and should be housed in a minimum tank size of 30 gallons. They thrive in environments rich in natural decorations, where they can find materials to embellish themselves and create a safe habitat.
Approximate Purchase Size: 2″ to 3″