花蟹(xie)(xie)頭胸(xiong)甲(jia)寬約為長(chang)的2倍(bei),梭形(xing),表(biao)面(mian)具(ju)粗糙(cao)的顆(ke)粒,雌性(xing)的顆(ke)粒較(jiao)雄性(xing)顯著;前(qian)(qian)(qian)(qian)額(e)具(ju)4齒(chi),中間(jian)1對(dui)額(e)齒(chi)較(jiao)短小,成體(ti)的較(jiao)尖(jian)(jian)銳,幼(you)體(ti)的較(jiao)圓鈍(dun);前(qian)(qian)(qian)(qian)側緣具(ju)9尖(jian)(jian)齒(chi),末(mo)齒(chi)比(bi)前(qian)(qian)(qian)(qian)面(mian)各齒(chi)大(da)(da)得多,向兩(liang)側突(tu)出。螯(ao)腳(jiao)左(zuo)右大(da)(da)小不(bu)同,瘦長(chang),雄性(xing)螯(ao)腳(jiao)長(chang)度(du)約等于頭胸(xiong)甲(jia)長(chang)的4倍(bei),表(biao)面(mian)具(ju)花紋。雌雄體(ti)色有明顯差異(yi)。雄性(xing)除在螯(ao)腳(jiao)之可(ke)動(dong)(dong)(dong)指與不(bu)可(ke)動(dong)(dong)(dong)指及(ji)各步腳(jiao)的前(qian)(qian)(qian)(qian)節(jie)、指節(jie)為深(shen)藍(lan)色外,其余部位大(da)(da)都呈(cheng)藍(lan)綠色并布有淺藍(lan)或(huo)白(bai)色斑生花蟹(xie)(xie)(6張)駁。雌性(xing)頭胸(xiong)甲(jia)前(qian)(qian)(qian)(qian)部為深(shen)綠色,后(hou)部布有黃棕色斑駁;螫腳(jiao)前(qian)(qian)(qian)(qian)節(jie)腹面(mian)淡橙(cheng)色、延伸熟花蟹(xie)(xie)(17張)至可(ke)動(dong)(dong)(dong)指及(ji)不(bu)可(ke)動(dong)(dong)(dong)指基(ji)部,二指前(qian)(qian)(qian)(qian)端為深(shen)紅色;步腳(jiao)前(qian)(qian)(qian)(qian)節(jie)和指節(jie)淡橙(cheng)色。
遠海梭子(zi)蟹(Portunus pelagicus):頭(tou)胸(xiong)甲寬(kuan)約為(wei)長的(de)(de)2倍,梭形 [2] ?,表面具(ju)(ju)粗糙的(de)(de)顆粒,雌性(xing)的(de)(de)顆粒較(jiao)雄(xiong)(xiong)性(xing)顯(xian)著;前額具(ju)(ju)4齒(chi),中(zhong)間1對(dui)額齒(chi)較(jiao)短小,成體(ti)的(de)(de)較(jiao)尖銳,幼體(ti)的(de)(de)較(jiao)圓鈍;前側緣具(ju)(ju)9尖齒(chi),末齒(chi)比前面各齒(chi)大(da)得多,向(xiang)兩側突出。螯腳(jiao)(jiao)(jiao)左右大(da)小不同,瘦長,雄(xiong)(xiong)性(xing)螯腳(jiao)(jiao)(jiao)長度約等于頭(tou)胸(xiong)甲長的(de)(de)4倍,表面具(ju)(ju)花紋。雌雄(xiong)(xiong)體(ti)色(se)有明顯(xian)差異(yi)。雄(xiong)(xiong)性(xing)除在螯腳(jiao)(jiao)(jiao)之可(ke)(ke)動(dong)指(zhi)(zhi)(zhi)與不可(ke)(ke)動(dong)指(zhi)(zhi)(zhi)及各步(bu)腳(jiao)(jiao)(jiao)的(de)(de)掌節(前節)、指(zhi)(zhi)(zhi)節(末節)為(wei)深藍色(se)外,其余部(bu)位大(da)都呈藍綠色(se)并(bing)布有淺(qian)藍或白色(se)斑駁。雌性(xing)頭(tou)胸(xiong)甲前部(bu)為(wei)深綠色(se),后部(bu)布有黃棕色(se)斑駁;螫腳(jiao)(jiao)(jiao)前節腹面淡橙色(se)、延伸至可(ke)(ke)動(dong)指(zhi)(zhi)(zhi)及不可(ke)(ke)動(dong)指(zhi)(zhi)(zhi)基部(bu),二指(zhi)(zhi)(zhi)前端為(wei)深紅色(se);步(bu)腳(jiao)(jiao)(jiao)前節和指(zhi)(zhi)(zhi)節淡橙色(se)。
遠海梭(suo)子(zi)蟹(Portunus pelagicus):廣(guang)泛分布于(yu)印度洋(yang)及西(xi)太(tai)平(ping)洋(yang),包括中國 (廣(guang)東(dong)、廣(guang)西(xi)、福建、浙江、海南(nan)島、臺灣)、日本、菲律賓(bin)、澳洲、泰(tai)國、馬來群(qun)島及非洲東(dong)岸。棲息于(yu)水深(shen)10至30米的(de)砂泥(ni)或巖(yan)礁底(di)質(zhi)的(de)海底(di)。
蘭花蟹(xie)含有(you)豐(feng)富的(de)(de)蛋(dan)(dan)白(bai)(bai)質、微量元(yuan)素(su)(su)等,對(dui)身體有(you)很(hen)好(hao)的(de)(de)滋補(bu)作用。蟹(xie),自古就有(you)“四味(wei)”之(zhi)說。“大腿肉”,肉質絲短纖(xian)細,味(wei)同干貝(bei);“小腿肉”,絲長細嫩,美如(ru)銀魚;“蟹(xie)身肉”,潔白(bai)(bai)晶瑩,勝似(si)白(bai)(bai)魚。花蟹(xie)含有(you)大量人體必需的(de)(de)蛋(dan)(dan)白(bai)(bai)質、脂肪、磷脂、維生素(su)(su)等營養素(su)(su),營養豐(feng)富。
遠海梭子蟹個體體型(xing)大(da), 食用(yong)價值(zhi)高,肉(rou)味鮮(xian)美,營養豐(feng)富,是海南、 粵西及廣(guang)西地區主(zhu)要(yao)的海水經濟蟹類(lei)。
功效性味:咸、寒、有小毒。養筋益氣(qi)、理胃消食(shi)、散(san)諸熱、通經(jing)絡、解結散(san)血(xue)(xue),對于淤血(xue)(xue)、黃疸(dan)、腰腿(tui)酸痛和風濕性關節炎(yan)等(deng)有一定的食(shi)療效果。
營養價值:含有豐(feng)富的(de)蛋白質(zhi)及微(wei)量元素,對身體(ti)有很(hen)好的(de)滋補作用(yong);有抗結核作用(yong),對結核病的(de)康復大(da)有補益。
必須是活的且(qie)動作靈活,用手翻(fan)過(guo)(guo)螃蟹后,能夠馬(ma)上翻(fan)過(guo)(guo)身來,好的花蟹還能不斷吐沫并有響聲