I am planning on getting some Halloween Crabs (Gecarcinus quadratus) for my birthday soon but I still have a few unanswered questions I. Dry season distribution of land crabs, Gecarcinus quadratus (Crustacea: Gecarcinidae), in Corcovado National Park, Costa Rica. Megan E. Griffiths1,2, Basma. Rev Biol Trop. Mar;54(1) Influence of land crabs Gecarcinus quadratus (Gecarcinidae) on distributions of organic carbon and roots in a Costa .

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The ideal system for them is a small terrarium or riparium. In other projects Wikimedia Commons. A principally fossorial land crab, active during the daytime and most commonly encountered following heavy rain. This species is dependent on habitats with readily available sources of freshwater, to prevent desiccation of its lungs.

Retrieved July 28, From Wikipedia, the free encyclopedia.

Gecarcinus quadratus Care | Arachnoboards

It is sometimes mistaken for Gecarcinus lateralis ; this species has whitish to orange-red claws and the upper carapace is rimmed with the same colour. Neither species possesses white spots at the rear of the carapace. Decapoda Brachyura – Crabs Class: By doing they play an important role in structuring forest habitat where they occur see Ecology. For the species of hermit crab, gecarcinjs Halloween hermit crab.

The planktonic stage in this species lasts for at least a month, following which young crabs settle and develop in coastal habitats.

The carapace of G. Crab burrows established near the ocean during quwdratus breeding season may also provide breeding grounds for mosquitoes quarratus abandoned. Gecarcinus ruricola has darker, purple limbs and a purplish carapace without ‘eyes’. Archived from the original PDF on It lives in the forest at least some of its adult life, but needs to return to the ocean to breed. They need a pretty consistent temperature f and water heaters or subterranean heaters are a good way to manage this.


The Halloween crab has an apparently completely black actually dark brown when examined closely upper carapace, a bright orange-red body and limbs and purple claws.

Gecarcinus quadratus de Saussure, The patterning of this crab is unique, particularly the combination of purple claws and orange-red limbs. Articles with ‘species’ gecarcihus Commons category link is on Wikidata.

Gecarcinus quadratus (Halloween Land Crab) (06/09/14) / Species Spotlight – Quality Marine

The Halloween crab occurs in near-coastal areas from the Gulf of California in Mexico as far south as Colombia. By using this wuadratus, you agree to the Terms of Use and Privacy Policy. Note the white spots towards the rear of the carapace. The crab itself is an important food source for raccoons Procyon lotor where the species occur together. They are a terrestrial crab that lives on the waters edge, needing water for both keeping their gills damp and reproduction.

Young crabs forage along the coastline for small particles. The Halloween land crab makes a pretty good inhabitant for mangrove based systems, as long as they utilize some small grain sand and have some dry area. The decapod crustaceans of Estero el Verde. The species preferentially feeds on the seeds of particular types of plant, favouring the persistence of some at the expense of others. Remove any uneaten food qjadratus run a water filter in whatever water you choose. A popular method is to leave a cuttlefish bone in the riparium for the crabs to work on.

Gecarcinus quadratus Care

Small amounts of vegetable peelings are very good. Gecarcinus quadratusknown as the red land crab, [1] whitespot crab, [1] halloween crab, [2] moon crab, halloween moon crab, mouthless crab [2] or harlequin land crab, [2] is a colourful land crab from the family Gecarcinidae. Primarily mangroves and lowland rainforest, often along river banks. These mechanisms have the overall effect of reducing tree density and diversity in forests where the crab occurs.


They live within a fairly small area, usually patrolling an area less than a meter from their burrow. Because of their small natural range, they don’t need a lot of space, but that space does need to be very clean.

A riparium more exactly fits the habitat they come from, and a small terrarium would still have to incorporate some water. Retrieved from ” https: This nocturnal crab digs burrows — sometimes as long as 1.

Grapsoidea Terrestrial crustaceans Crustaceans described in Any redistribution or reproduction of part or all of the contents in any form is prohibited. They live mostly on leaf litter and quacratus vegetation, but are omnivores and will eat just about anything as long as it’s fresh.

The crabs can occur at high densities, quadrattus to 6 per m -2and the removal of large quantities of leaf litter from forest topsoils influences carbon storage and nutrient cyclingreducing the carbon and mineral content of the topsoil and enriching lower soil layers. The Halloween crab is an ecosystem engineer.

The taxonomy in relation gecacinus the Atlantic G. Gecarcinidae – Land Crabs Order: Views Read Edit View history. This page was last edited on 3 Mayat Gecarcinus quadratus De Saussure Feeding is pretty easy, they will eat pellets, just about any vegetables you supply, and some fresh raw fish occasionally. It has a pair of largely purple clawsred-orange legs, quadratu an almost entirely black carapace with a pair of yellow, orange or reddish spots behind the eyes, and an additional pair of whitish spots on the central-lower carapace.