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Latest Grapsoidea Stories

Crabs Found Guilty In Salt Marsh Die-Off
2014-04-29 04:55:39

Some coastal salt marshes along the East Coast of the United States have been dying off over the past two decades and two new research papers point to overgrazing on marsh grasses by the Sesarma crab as a primary driver of the decline.

Lack Of Rain Halts Migration Patterns Of Christmas Island Crabs
2013-10-11 08:56:41

The Christmas Island red crab makes a hard and amazingly-precise journey every year from its earthen burrow to the shores of the Indian Ocean for weeks of mating and egg-laying. But new research suggests this migratory journey may be delayed in drier seasons.

2011-09-27 09:37:17

Researchers have found that a species invasion that starts at the upstream edge of its range may have a major advantage over downstream competitors, at least in environments with a strong prevailing direction of water or wind currents.

2011-05-17 11:44:45

University of Florida researchers have described a new species of land crab that documents the first crab extinction during the human era.

74ee49e1a91210584b6e9116fd36b7fe1
2010-08-29 10:51:46

One of the most spectacular migrations on Earth is that of the Christmas Island red crab (Gecarcoidea natalis).

15515037a08f4ead3c97910e76c43de61
2009-07-28 08:00:00

Two thirds of all different species of freshwater crabs are at risk of becoming extinct, says a new survey.

2007-07-19 15:10:00

By JOHN RICHARDSON Staff Writer Mainers are being asked to keep an eye out for a strange crab that has furry claws and can live in both fresh and salt water.

91faf66b2dcbcbf5c6c9b4646ef0a9391
2005-08-03 15:20:00

California fiddler crabs may be among the world’s pickiest animal when it comes to selecting a mate.


Latest Grapsoidea Reference Libraries

0_b7f2dc68ddcd4c4e57c0933dedde5453
2008-05-04 22:50:33

The Common Rock Crab (Hemigrapsus edwardsi), is a marine large-eyed crab of the family Grapsidae. It is endemic to the sea coasts of New Zealand although not in the Chatham Islands or the southern islands. This common intertidal crab occurs in a variety of habitat, under boulders, on the rocky reef, and on sand and mud flats. Its shell grows to around 1.5 inches wide. Coloration is a reddish purple, mottled with dirty white patches, with pale green antennules with dark red spots, but there...

0_9179f068509145210afb611f9086e270
2008-05-04 22:30:19

The Halloween Crab (Gecarcinus quadratus or Gercarcinus ruricola), also known as the moon crab, should not be confused with the Halloween hermit crab. They dig burrows in rainforest habitat and are native to Central America. It lives in the forest at least some of its adult life. They have lungs that need to be moist all the time. If not, they could dry out and die. The Halloween crab is very territorial and will fight back if threatened. Photo Copyright and Credit

0_2040985df908774a8a90ecb32a80ad78
2008-05-02 01:30:13

The Chinese Mitten Crab (Eriocheir sinensis), also known as the Big Binding Crab and Shanghai Hairy Crab, is a medium-sized burrowing crab and native in the coastal estuaries of eastern Asia from Korea in the north to the Fujian province of China in the south. This crab migrates to the coastal waters of Europe and North-America. This species' distinguishing features are the dense patches of dark hair on its claws. The crab's body is the size of a human palm. The carapace width is 1.25 to...

47_154aafea7d57bc4e6e2cbbbd1b7a1671
2008-05-01 00:31:48

The Red Rock Crab (Grapsus grapsus), is one of the most common crabs along the western coast of South America. It can also be seen along the entire coast of Central America and Mexico, and nearby islands. It is one of the many charismatic species that inhabits the Galapagos Islands, and is often seen in photos of the archipelago, sometimes sharing the seaside rocks with the marine iguanas (Amblyrhynchus cristatus). The Red Rock Crab is a typically-shaped crab, with five pairs of legs, the...

47_63748ab826b75709c77bfe71bf151d9b
2008-05-01 00:25:56

The Christmas Island Red Crab (Gecarcoidea natalis), is a species of terrestrial crab endemic to Christmas Island and the Cocos (Keeling) Islands in the Indian Ocean. Although restricted to a relatively small area, it is estimated that up to 120 million red crabs may live there, making it the most abundant of the 14 terrestrial crab species on Christmas Island. The carapace is up to 4.5 inches long, rounded, and encloses the gills. The claws are usually of equal size, unless one becomes...

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Word of the Day
whirret
  • To give a box on the ear to.
The word 'whirret' may be onomatopoeic.