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Small Crabs

70 products
Porcelain Crab
(Petrolisthes galathinus)
Starting at $17.99
…They are reef safe, and will not harm other invertebrates or corals. The Porcelain Crab constantly filters the water for planktonic food, but will also scavenge for larger meaty portions. Offer the crab small bits of fish, shrimp or meaty food, as well as foods designed for filter feeders.…
Emerald Crab (Build Your Own Kit)
(Mithraculus sculptus)
Starting at $5.5
Crab, also known as Emerald Mithrax Crab or Emerald Mythrax Crab, has a shiny green, flat, compact body and hairy legs. It requires a mature aquarium with plenty of rock work and hiding places. The Emerald Crab eats algae and various types of meaty items it can scavenge. It can be harmful to small
Dwarf Yellow Tip Hermit Crab
(Clibanarius sp.)
Starting at $1.29
…Dwarf Yellow Tip Hermit Crab is a voracious eater of nuisance algae and cyanobacteria. Plus, its small size allows it to forage and scavenge in the tightest of locations amongst live rock.Native to the coastal waters surrounding Vietnam, the Dwarf Yellow Tip Hermit Crab has claws of equal size and…
Horseshoe Crab
(Limulus polyphemus)
Starting at $16.99
…not a crab, but more closely related to spiders and mites, belonging to a group of animals called chelicerates. Horseshoe Crabs can grow quite large. The female horseshoe crabs usually grow larger than the males, with their body reaching a maximum size of 12 inches in diameter. When small, they are…
Emerald Crab
(Mithraculus sculptus)
Starting at $6.49
…supplement the Emerald Crab's diet with dried seaweed and chopped meaty foods, such as shrimp, as well as a quality pellet fish food.Otherwise, this opportunistic feeder may turn to corals, invertebrates, or small fish for a food source. However, when well fed, most Emerald Crabs are very tolerant…
Sally Lightfoot Crab (Build Your Own Kit)
(Percnon gibbesi)
Starting at $8
Crab is also known as the Nimble Spray, Short, or Urchin Crab. It has a brown body, with orange to yellow rings on the legs. It actually belongs to a family of shore crabs, however, it is less likely than the other genera to go on land. Its carapace is very flat. which allows it to hide in small
The Hair & Bubble Algae Caribbean Cleaner Package
(Miscellaneous species)
Starting at $89.99
…their diet with small fish, corals or invertebrates. If insufficient algae becomes available, supplement their diet with dried seaweed or a quality flake or pellet food. Package Contains 15 Scarlet Reef Hermit Crabs 30 Dwarf Blue Leg Hermit Crabs 1 Sally Lightfoot Crab orFighting Conch…
Fiddler Crab
(Uca sp.)
Starting at $3.99
…Fiddler Crab is extremely interesting to watch especially when it is actively searching for food or when the male Fiddler Crabs are trying to attract a mate. The male has a large brightly colored claw it uses to "call" or signal females. The female Fiddler Crab has two small claws.The Fiddler Crab
Arrow Crab
(Stenorhynchus seticornis)
Starting at $12.99
…reef usually associated with a small cave or crevice. It is a hardy, long-lived invertebrate, that can be housed in the reef aquarium. This crab has been known to attack crustaceans such as Banded Coral Shrimp, and may even attack small slow moving fish. All crabs are opportunistic feeders and if…
Strawberry Crab
(Liomera sp.)
Starting at $29.99
…Boxing Crab, originates from the pristine waters of Hawaii. They are bright pink with many small white spots. Their front claws, which they use to feed, are blunt and flat on the inside of the hinge. This design makes it very easy for the crab to pick algae from the rocks. Strawberry Crabs thrive in…
Scarlet Reef Hermit Crab
(Paguristes cadenati)
Starting at $2.49
It is easy to see why the Scarlet Reef Hermit Crab is one of the most popular reef maintenance animals. Paguristes cadenati is very hardy and requires minimal care in a well-established system. More importantly, however, these small hermit crabs have a voracious appetite for detritus and algae. In…
Panamic Arrow Crab
(Stenorhynchus debilis)
Starting at $18.99
…usually associated with a small cave or crevice.It is a hardy, long-lived invertebrate, that can be housed in the reef aquarium. This crab can be a bit aggressive to other crustaceans such as Banded Coral Shrimp, and may try to capture small slow moving fish. All crabs are opportunistic feeders and…
Decorator Arrow Crab
(Stenorhynchus sp.)
Starting at $13.99
…the reef usually associated with a small cave or crevice.It is a hardy, long-lived invertebrate, that can be housed in the reef aquarium. This crab has been known to attack crustaceans such as Banded Coral Shrimp, and may even attack small slow moving fish. All crabs are opportunistic feeders and if…
Trapezia Pocillopora/Acropora Crab
(Trapezia sp.)
Starting at $15.99
The Trapezia Pocillopora/Acropora Crab, or Acro Crab for short, is a small commensal crustacean which lives its whole life within the branches of Pocillopora corals and Acropora Corals if no Pocilloporid corals are available, aiding in the proper water flow between the branches to keep these areas…
Sally Lightfoot Crab
(Percnon gibbesi)
Starting at $11.99
Crab is also known as the Nimble Spray, Short, or Urchin Crab. It has a brown body, with orange to yellow rings on the legs. It actually belongs to a family of shore crabs, however, it is less likely than the other genera to go on land. Its carapace is very flat. which allows it to hide in small
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