Ecology and behavior of Gecarcoidea natalis | 水產百科網
由AMAdamczewsk著作·2001·被引用91次—TheterrestrialcrabGecarcoideanatalisisendemictotheforestsofChristmasIslandbutmustmigrateeachyeartothecoasttobreed.During1993and1995, ...
The terrestrial crab Gecarcoidea natalis is endemic to the forests of Christmas Island but must migrate each year to the coast to breed. During 1993 and 1995, radio-tracking, mark and recapture, and counting methods were used to establish the routes, walking speeds, direction of travel, and destinations of migrating crabs, as well as crab numbers and distribution. The density of crabs ranged from 0.09 to 0.57 crabs per square meter, which gave a population estimate of 43.7 million adult crabs on the island. During the dry season the crabs were relatively inactive but on arrival of the wet season immediately began their migration. The crabs generally walked in straight lines, and most crabs from around the Island traveled toward the northwest shore instead of simply walking toward the nearest shore. The maximum recorded distance walked by a red crab in one day was 1460 m, but the mean was 680 m per day in 1993 and 33...
Christmas Island red crab | 水產百科網
Gecarcoidea | 水產百科網
聖誕島紅蟹 | 水產百科網
Gecarcoidea natalis | 水產百科網
Gecarcoidea natalis (Christmas Island red crab) | 水產百科網
Ecology and Behavior of Gecarcoidea natalis | 水產百科網
Ecology and behavior of Gecarcoidea natalis | 水產百科網
WoRMS | 水產百科網
Ecology and Behavior of Gecarcoidea natalis | 水產百科網
Ecology and Behavior of Gecarcoidea natalis | 水產百科網
【繡斑蟳Charybdis feriatus】梭子蟹科 (Portunidae)
水產分類:澎湖的蟹類中文名稱:繡斑蟳學名:Charybdisferiatus科別名稱:梭子蟹科(Portunidae)命名學者:(Linnaeus1758)
【底棲短槳蟹Thalamita prymna】梭子蟹科 (Portunidae)
水產分類:澎湖的蟹類中文名稱:底棲短槳蟹學名:Thalamitaprymna科別名稱:梭子蟹科(Portunidae)命名學者:(Herbst1803)
【銅鑄熟若蟹Zosimus aeneus】扇蟹科 (Xanthidae)
水產分類:澎湖的蟹類中文名稱:銅鑄熟若蟹學名:Zosimusaeneus科別名稱:扇蟹科(Xanthidae)命名學者:(Linnaeus1758)
【漢氏梭子蟹Portunus haanii】梭子蟹科 (Portunidae)
水產分類:澎湖的蟹類中文名稱:漢氏梭子蟹學名:Portunushaanii科別名稱:梭子蟹科(Portunidae)命名學者:Stimpson1858
【黑指波紋蟹背面觀Cymo melanodactylus】扇蟹科 (Xanthidae)
水產分類:澎湖的蟹類中文名稱:黑指波紋蟹背面觀學名:Cymomelanodactylus科別名稱:扇蟹科(Xanthidae)命名學者:DeHaan1833
【武士蟳Charybdis miles】梭子蟹科 (Portunidae)
水產分類:澎湖的蟹類中文名稱:武士蟳學名:Charybdismiles科別名稱:梭子蟹科(Portunidae)命名學者:(DeHaan1835)
【香港蟳Charybdis hongkongensis】梭子蟹科 (Portunidae)
水產分類:澎湖的蟹類中文名稱:香港蟳學名:Charybdishongkongensis科別名稱:梭子蟹科(Portunidae)命名學者:Shen1934
【雙齒近相手蟹Perisesarma bidens】方蟹科 (Grapsidae)
水產分類:澎湖的蟹類中文名稱:雙齒近相手蟹學名:Perisesarmabidens科別名稱:方蟹科(Grapsidae)命名學者:(DeHaan1835)
【達氏短槳蟹Thalamita danae】梭子蟹科 (Portunidae)
水產分類:澎湖的蟹類中文名稱:達氏短槳蟹學名:Thalamitadanae科別名稱:梭子蟹科(Portunidae)命名學者:Stimpson1858
【變態蟳Charybdis variegata】梭子蟹科 (Portunidae)
水產分類:澎湖的蟹類中文名稱:變態蟳學名:Charybdisvariegata科別名稱:梭子蟹科(Portunidae)命名學者:(Fabricius1798)
【饅頭蟹Calappa calappa】饅頭蟹科 (Calappidae)
水產分類:澎湖的蟹類中文名稱:饅頭蟹學名:Calappacalappa科別名稱:饅頭蟹科(Calappidae)命名學者:(Linnaeus1758)
【欖綠青蟳Scylla olivacea】梭子蟹科 (Portunidae)
水產分類:澎湖的蟹類中文名稱:欖綠青蟳學名:Scyllaolivacea科別名稱:梭子蟹科(Portunidae)命名學者:(Herbst1796)
【角眼沙蟹Ocypode ceratophthalmus】沙蟹科 (Ocypodidae)
水產分類:澎湖的蟹類中文名稱:角眼沙蟹學名:Ocypodeceratophthalmus科別名稱:沙蟹科(Ocypodidae)命名學者:Pallas1772
【尖額光背蟹Lissocarcinus polybioides】梭子蟹科 (Portunidae)
水產分類:澎湖的蟹類中文名稱:尖額光背蟹學名:Lissocarcinuspolybioides科別名稱:梭子蟹科(Portunidae)命名學者:AdamsetWhite
【擬穴青蟳Scylla paramamosain】梭子蟹科 (Portunidae)
水產分類:澎湖的蟹類中文名稱:擬穴青蟳學名:Scyllaparamamosain科別名稱:梭子蟹科(Portunidae)命名學者:Estampador1949