鴨(ya)綠江(jiang)(jiang)口(kou)(kou)濕(shi)(shi)(shi)地(di)(di)保護(hu)區(qu)是國家級濕(shi)(shi)(shi)地(di)(di)自然(ran)(ran)保護(hu)區(qu)。位于遼寧省(sheng)東(dong)港(gang)市境(jing)內(nei)。由丹東(dong)鴨(ya)綠江(jiang)(jiang)口(kou)(kou)濕(shi)(shi)(shi)地(di)(di)國家級自然(ran)(ran)保護(hu)區(qu)管(guan)理(li)局(ju)管(guan)理(li)。鴨(ya)綠江(jiang)(jiang)口(kou)(kou)濕(shi)(shi)(shi)地(di)(di)縣級自然(ran)(ran)保護(hu)區(qu)成立(li)于1987年(nian),保護(hu)區(qu)總面(mian)積770平(ping)方千(qian)米(mi),是遼寧省(sheng)第二大(da)濕(shi)(shi)(shi)地(di)(di)。屬(shu)北溫(wen)帶(dai)大(da)陸(lu)性季風(feng)濕(shi)(shi)(shi)潤氣(qi)(qi)候。年(nian)均氣(qi)(qi)溫(wen)9.8℃,歷年(nian)最(zui)低氣(qi)(qi)溫(wen)﹣28.2℃,最(zui)高氣(qi)(qi)溫(wen)33.9℃。年(nian)均降水量(liang)680~1200毫米(mi),最(zui)大(da)降水量(liang)1321毫米(mi)。年(nian)均相對濕(shi)(shi)(shi)度為72%,年(nian)均日(ri)照時(shi)數2483小時(shi),無霜期202天。全年(nian)盛行東(dong)北風(feng),最(zui)大(da)風(feng)速(su)4.4米(mi)/秒。
保護(hu)區濕(shi)地(di)(di)地(di)(di)貌包括濕(shi)地(di)(di)平(ping)(ping)原(yuan)(yuan)、沿(yan)海(hai)(hai)(hai)(hai)灘涂、河(he)(he)口(kou)三(san)角洲、水(shui)(shui)下三(san)角洲等(deng)。濕(shi)地(di)(di)沿(yan)東(dong)港市境內的海(hai)(hai)(hai)(hai)岸(an)線,由東(dong)向(xiang)西呈帶(dai)狀(zhuang)分(fen)(fen)布(bu)(bu)(bu)(bu),地(di)(di)勢總體低洼(wa)平(ping)(ping)坦,除大(da)鹿(lu)島(dao)海(hai)(hai)(hai)(hai)拔189米外,一些海(hai)(hai)(hai)(hai)島(dao)和丘陵(ling)海(hai)(hai)(hai)(hai)拔均在(zai)(zai)20~70米,沿(yan)海(hai)(hai)(hai)(hai)平(ping)(ping)原(yuan)(yuan)和灘涂、河(he)(he)口(kou)等(deng)海(hai)(hai)(hai)(hai)拔均在(zai)(zai)5米以下。濕(shi)地(di)(di)內河(he)(he)流密布(bu)(bu)(bu)(bu),較大(da)的河(he)(he)流有(you)(you)7條,主要(yao)是(shi)鴨綠江、大(da)洋河(he)(he),還有(you)(you)沙壩河(he)(he)、龍(long)態河(he)(he)、棗(zao)兒河(he)(he)、衣龍(long)河(he)(he)、小洋河(he)(he),最終均注入黃海(hai)(hai)(hai)(hai)。濕(shi)地(di)(di)土壤(rang)主要(yao)有(you)(you)濱海(hai)(hai)(hai)(hai)鹽(yan)土、潮灘鹽(yan)土、草(cao)甸土、鹽(yan)化沼澤(ze)土、水(shui)(shui)稻(dao)土、及棕壤(rang),除棕壤(rang)是(shi)由酸性巖和黃土、紅土等(deng)形(xing)成外,其他土壤(rang)都是(shi)由坡沖積物(wu)和沖積海(hai)(hai)(hai)(hai)積物(wu)形(xing)成的。濱海(hai)(hai)(hai)(hai)鹽(yan)土、潮灘鹽(yan)土主要(yao)分(fen)(fen)布(bu)(bu)(bu)(bu)在(zai)(zai)沿(yan)海(hai)(hai)(hai)(hai)灘涂;草(cao)甸土分(fen)(fen)布(bu)(bu)(bu)(bu)在(zai)(zai)農(nong)田(tian)和菜田(tian);鹽(yan)化沼澤(ze)土分(fen)(fen)布(bu)(bu)(bu)(bu)在(zai)(zai)近海(hai)(hai)(hai)(hai)河(he)(he)口(kou)地(di)(di)帶(dai);水(shui)(shui)稻(dao)土分(fen)(fen)布(bu)(bu)(bu)(bu)在(zai)(zai)沿(yan)海(hai)(hai)(hai)(hai)平(ping)(ping)原(yuan)(yuan)的水(shui)(shui)稻(dao)田(tian);棕壤(rang)分(fen)(fen)布(bu)(bu)(bu)(bu)在(zai)(zai)北部海(hai)(hai)(hai)(hai)拔較高(gao)的地(di)(di)帶(dai)。
保(bao)(bao)護(hu)區(qu)內(nei)有(you)(you)(you)野生植物(wu)(wu)337種(zhong)(zhong)(zhong),其中(zhong)野大豆(dou)為國(guo)家Ⅱ級重點保(bao)(bao)護(hu)植物(wu)(wu)。鳥(niao)類(lei)資源豐富,共有(you)(you)(you)15目44科241種(zhong)(zhong)(zhong),其中(zhong)國(guo)家Ⅰ級重點保(bao)(bao)護(hu)動物(wu)(wu)有(you)(you)(you)8種(zhong)(zhong)(zhong),包(bao)括丹頂鶴(he)、白枕鶴(he)、白鶴(he)、白鸛等(deng);國(guo)家Ⅱ級重點保(bao)(bao)護(hu)動物(wu)(wu)29種(zhong)(zhong)(zhong),包(bao)括大天鵝、白額雁、小(xiao)杓鷸(yu)等(deng);世界(jie)瀕危鳥(niao)類(lei)有(you)(you)(you)黑嘴鷗和斑背大葦鶯(ying);《中(zhong)日(ri)候(hou)(hou)鳥(niao)保(bao)(bao)護(hu)協定》規定種(zhong)(zhong)(zhong)有(you)(you)(you)114種(zhong)(zhong)(zhong);《中(zhong)澳候(hou)(hou)鳥(niao)保(bao)(bao)護(hu)協定》規定種(zhong)(zhong)(zhong)有(you)(you)(you)43種(zhong)(zhong)(zhong)。另有(you)(you)(you)魚類(lei)88種(zhong)(zhong)(zhong),兩棲類(lei)3種(zhong)(zhong)(zhong),哺(bu)乳類(lei)1種(zhong)(zhong)(zhong),底棲動物(wu)(wu)74種(zhong)(zhong)(zhong),浮游(you)動物(wu)(wu)54種(zhong)(zhong)(zhong)。
鴨綠(lv)江口國(guo)家級自(zi)然保(bao)(bao)(bao)護區(qu)(qu)于(yu)1999年(nian)7月(yue)被濕地國(guo)際-亞太理(li)事(shi)管(guan)(guan)理(li)委員會(hui)正式列入東(dong)(dong)亞-澳大(da)利亞涉禽(qin)網(wang)絡。2001年(nian)建立了保(bao)(bao)(bao)護區(qu)(qu)孤山管(guan)(guan)理(li)站,2006年(nian)建立了保(bao)(bao)(bao)護區(qu)(qu)東(dong)(dong)港管(guan)(guan)理(li)站。2006年(nian)保(bao)(bao)(bao)護區(qu)(qu)與新西米蘭締結(jie)姊妹保(bao)(bao)(bao)護區(qu)(qu)。