海(hai)(hai)(hai)(hai)(hai)(hai)南(nan)三亞(ya)(ya)珊瑚礁國(guo)家級自然保護區(qu)(qu)(qu)是1990年9月經(jing)國(guo)務院批(pi)準(zhun)建立的國(guo)家級海(hai)(hai)(hai)(hai)(hai)(hai)洋類型自然保護區(qu)(qu)(qu)之(zhi)一(yi)，位于海(hai)(hai)(hai)(hai)(hai)(hai)南(nan)省(sheng)三亞(ya)(ya)市(shi)南(nan)部(bu)近(jin)岸及(ji)海(hai)(hai)(hai)(hai)(hai)(hai)島(dao)四周海(hai)(hai)(hai)(hai)(hai)(hai)域，地(di)理位置為東(dong)經(jing)109°20′50″~109°40′30″，北緯18°10′30″~18°15′30″范圍內。中(zhong)接壤神奇(qi)的鹿(lu)回(hui)頭半(ban)島(dao)和著名(ming)的大、小東(dong)海(hai)(hai)(hai)(hai)(hai)(hai)沿岸海(hai)(hai)(hai)(hai)(hai)(hai)域（包括小洲島(dao)）；西(xi)瀕傳奇(qi)美麗的東(dong)、西(xi)瑁(mao)島(dao)四周海(hai)(hai)(hai)(hai)(hai)(hai)域。保護區(qu)(qu)(qu)自東(dong)向西(xi)由(you)亞(ya)(ya)龍(long)灣(wan)片(pian)(pian)區(qu)(qu)(qu)、鹿(lu)回(hui)頭半(ban)島(dao)--榆林角片(pian)(pian)區(qu)(qu)(qu)和東(dong)、西(xi)瑁(mao)島(dao)片(pian)(pian)區(qu)(qu)(qu)三部(bu)分組成(cheng)，保護總(zong)面積85平方(fang)公里。各(ge)片(pian)(pian)區(qu)(qu)(qu)分有核心區(qu)(qu)(qu)、緩(huan)沖區(qu)(qu)(qu)和實驗(yan)區(qu)(qu)(qu)。本區(qu)(qu)(qu)地(di)貌中(zhong)部(bu)與東(dong)、西(xi)部(bu)有明顯(xian)差異，東(dong)、西(xi)部(bu)屬典型的海(hai)(hai)(hai)(hai)(hai)(hai)島(dao)地(di)貌；中(zhong)部(bu)岬角、海(hai)(hai)(hai)(hai)(hai)(hai)灣(wan)多，屬半(ban)島(dao)陸域地(di)貌。保護區(qu)(qu)(qu)海(hai)(hai)(hai)(hai)(hai)(hai)域與三亞(ya)(ya)市(shi)幾(ji)處主要(yao)著名(ming)旅游海(hai)(hai)(hai)(hai)(hai)(hai)灣(wan)--亞(ya)(ya)龍(long)灣(wan)、大東(dong)海(hai)(hai)(hai)(hai)(hai)(hai)海(hai)(hai)(hai)(hai)(hai)(hai)灣(wan)、三亞(ya)(ya)灣(wan)及(ji)天(tian)涯海(hai)(hai)(hai)(hai)(hai)(hai)角相鄰，豐富和構成(cheng)了三亞(ya)(ya)濱海(hai)(hai)(hai)(hai)(hai)(hai)景區(qu)(qu)(qu)的生態內涵。
本保護區(qu)主要保護對象為：造(zao)礁(jiao)(jiao)(jiao)(jiao)珊(shan)(shan)瑚(hu)(hu)、非造(zao)礁(jiao)(jiao)(jiao)(jiao)珊(shan)(shan)瑚(hu)(hu)、珊(shan)(shan)瑚(hu)(hu)礁(jiao)(jiao)(jiao)(jiao)及其(qi)生(sheng)態系(xi)統(tong)和生(sheng)物(wu)多樣性。造(zao)礁(jiao)(jiao)(jiao)(jiao)珊(shan)(shan)瑚(hu)(hu)的建造(zao)者為珊(shan)(shan)瑚(hu)(hu)蟲，珊(shan)(shan)瑚(hu)(hu)蟲屬(shu)熱帶(dai)海(hai)洋腔腸動物(wu)。區(qu)內珊(shan)(shan)瑚(hu)(hu)種(zhong)(zhong)(zhong)類繁多，目前(qian)為止(zhi)，已(yi)查明有117種(zhong)(zhong)(zhong)（包括(kuo)5個亞種(zhong)(zhong)(zhong)）造(zao)礁(jiao)(jiao)(jiao)(jiao)珊(shan)(shan)瑚(hu)(hu)，分別屬(shu)于13科、33屬(shu)和2亞屬(shu)。還有在(zai)成(cheng)礁(jiao)(jiao)(jiao)(jiao)建造(zao)中有積極意義(yi)的蒼珊(shan)(shan)瑚(hu)(hu)、笙珊(shan)(shan)瑚(hu)(hu)、多孔螅(xi)和多種(zhong)(zhong)(zhong)非造(zao)礁(jiao)(jiao)(jiao)(jiao)珊(shan)(shan)瑚(hu)(hu)--軟珊(shan)(shan)瑚(hu)(hu)、柳珊(shan)(shan)瑚(hu)(hu)和與珊(shan)(shan)瑚(hu)(hu)礁(jiao)(jiao)(jiao)(jiao)生(sheng)態系(xi)統(tong)共棲(qi)和密切依賴的其(qi)他豐富多樣的海(hai)洋生(sheng)物(wu)。
本(ben)(ben)保(bao)護(hu)(hu)(hu)區主管(guan)(guan)部(bu)門是國家海(hai)洋(yang)局、海(hai)南省海(hai)洋(yang)與(yu)漁(yu)業廳，三亞(ya)國家珊瑚(hu)礁自然保(bao)護(hu)(hu)(hu)區管(guan)(guan)理(li)處(chu)(chu)負責本(ben)(ben)保(bao)護(hu)(hu)(hu)區的保(bao)護(hu)(hu)(hu)、建設與(yu)管(guan)(guan)理(li)。管(guan)(guan)理(li)處(chu)(chu)下設三個珊瑚(hu)礁保(bao)護(hu)(hu)(hu)站，并設有一(yi)處(chu)(chu)供公眾生態(tai)教(jiao)育的珊瑚(hu)標本(ben)(ben)展(zhan)覽館及配有一(yi)批執(zhi)法管(guan)(guan)理(li)、宣教(jiao)、科(ke)研設施及裝備(bei)。
青青子衿 
