一.產品介紹
旅(lv)(lv)順(shun)脈(mo)(mo)紅(hong)(hong)(hong)螺生產(chan)(chan)(chan)歷史悠久,在當地(di)俗稱紅(hong)(hong)(hong)里子,是(shi)優(you)良的(de)地(di)方海(hai)洋貝類特產(chan)(chan)(chan)品種。《奉天(tian)(tian)通志》記(ji)載(zai):“遼海(hai)漁業自魏(wei)晉時已興盛。……蓋遼海(hai)四達,天(tian)(tian)然(ran)海(hai)產(chan)(chan)(chan)薈萃(cui)之地(di)”。旅(lv)(lv)順(shun)口區(qu)以(yi)其獨(du)特的(de)地(di)理(li)環境(jing),獨(du)特的(de)水域水質條件,形成(cheng)旅(lv)(lv)順(shun)脈(mo)(mo)紅(hong)(hong)(hong)螺特有的(de)優(you)良品質,其殼大(da)而(er)堅硬(ying),殼面偏棕紅(hong)(hong)(hong)色(se),有棕色(se)或(huo)紫棕色(se)斑點,殼口大(da),殼內面橘紅(hong)(hong)(hong)色(se),有光澤,殼高與殼寬之比小。肉質肥嫩味(wei)鮮美,口感(gan)細膩(ni)爽滑,營養價(jia)值很高,從而(er)被廣大(da)消費者(zhe)認可和(he)青睞。素(su)有“盤中(zhong)珍珠(zhu)”的(de)美稱。2005年以(yi)來(lai),在海(hai)洋牧場的(de)建設中(zhong),旅(lv)(lv)順(shun)開展了旅(lv)(lv)順(shun)脈(mo)(mo)紅(hong)(hong)(hong)螺底(di)播增值試驗(yan)和(he)筏式籠養試驗(yan),脈(mo)(mo)紅(hong)(hong)(hong)螺幼貝經底(di)播增值1—2年,殼高達7—8厘米,回捕(bu)率為(wei)30% 。為(wei)進一步保持旅(lv)(lv)順(shun)脈(mo)(mo)紅(hong)(hong)(hong)螺的(de)優(you)良品質特性(xing),擴(kuo)大(da)品牌效應,富民強區(qu),推進旅(lv)(lv)順(shun)脈(mo)(mo)紅(hong)(hong)(hong)螺產(chan)(chan)(chan)業的(de)可持續健康發(fa)展,旅(lv)(lv)順(shun)口區(qu)建立(li)了旅(lv)(lv)順(shun)脈(mo)(mo)紅(hong)(hong)(hong)螺生產(chan)(chan)(chan)保護區(qu)基地(di)4處,保護區(qu)面積30萬畝(mu),平均年產(chan)(chan)(chan)量(liang)4000噸左(zuo)右,年產(chan)(chan)(chan)值2億元(yuan)左(zuo)右。
二.自然生(sheng)態環境(jing)和人(ren)文(wen)歷(li)史因(yin)素
氣(qi)(qi)候(hou)情況(kuang) 旅(lv)順(shun)地域(yu)屬具有(you)海洋性(xing)氣(qi)(qi)候(hou)特點(dian)的暖(nuan)溫帶大陸性(xing)季(ji)風(feng)氣(qi)(qi)候(hou)。冬無(wu)嚴(yan)寒(han),夏(xia)無(wu)酷暑(shu),四季(ji)分(fen)明(ming)。其氣(qi)(qi)候(hou)特點(dian)是: 春季(ji)(3—5月(yue)(yue))溫暖(nuan)少(shao)(shao)雨,氣(qi)(qi)候(hou)干(gan)燥(zao)。 夏(xia)季(ji)(6—8月(yue)(yue))氣(qi)(qi)溫高,雨量(liang)集中,濕度較(jiao)大。 秋季(ji)(9—11月(yue)(yue))云量(liang)逐減,日照充(chong)足,秋高氣(qi)(qi)爽。 冬季(ji)(12—2月(yue)(yue))多偏北風(feng),少(shao)(shao)雨雪,氣(qi)(qi)候(hou)寒(han)冷(leng)干(gan)燥(zao)。
水(shui)(shui)文(wen)及海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)洋生物資源情(qing)況本(ben)區(qu)(qu)(qu)沿(yan)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)適宜旅(lv)順脈紅螺(luo)自然繁育生長的海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)域(yu)(yu)(yu)有(you):南海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu)(黃海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu)),西(xi)(xi)(xi)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu)(渤海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)南部(bu)),北(bei)(bei)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu)(渤海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)北(bei)(bei)部(bu))。 南海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu):南海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu)屬淺海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)水(shui)(shui)域(yu)(yu)(yu),除(chu)了臺風(feng)雨季(ji)(ji),海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)面平(ping)(ping)(ping)(ping)穩,水(shui)(shui)質(zhi)清澈(che),水(shui)(shui)流(liu)(liu)通(tong)暢,水(shui)(shui)溫(wen)適宜,營(ying)養(yang)鹽(yan)(yan)(yan)(yan)、三氮月平(ping)(ping)(ping)(ping)均(jun)(jun)(jun)含(han)量(liang)(liang)7.7毫(hao)(hao)克(ke)/立(li)(li)方(fang)(fang)(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),最(zui)低(di)(di)4—6月0.1毫(hao)(hao)克(ke)/立(li)(li)方(fang)(fang)(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),最(zui)高(gao)11月62毫(hao)(hao)克(ke)/立(li)(li)方(fang)(fang)(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi);磷(lin)酸鹽(yan)(yan)(yan)(yan)含(han)量(liang)(liang)6.0毫(hao)(hao)克(ke)/立(li)(li)方(fang)(fang)(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),最(zui)低(di)(di)5月0毫(hao)(hao)克(ke)/立(li)(li)方(fang)(fang)(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),最(zui)高(gao)1月17.6毫(hao)(hao)克(ke)/立(li)(li)方(fang)(fang)(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi);水(shui)(shui)溫(wen)范(fan)(fan)圍(wei)(wei)2℃—22.6℃,年(nian)(nian)平(ping)(ping)(ping)(ping)均(jun)(jun)(jun)水(shui)(shui)溫(wen)12.1℃;鹽(yan)(yan)(yan)(yan)度(du)(du)范(fan)(fan)圍(wei)(wei)27.40‰—31.98‰;PH范(fan)(fan)圍(wei)(wei)7.7—8.2;年(nian)(nian)平(ping)(ping)(ping)(ping)均(jun)(jun)(jun)氣(qi)(qi)溫(wen)10.4℃,最(zui)高(gao)8月平(ping)(ping)(ping)(ping)均(jun)(jun)(jun)23.1℃,最(zui)低(di)(di)1月平(ping)(ping)(ping)(ping)均(jun)(jun)(jun)-4.7℃。 西(xi)(xi)(xi)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu):西(xi)(xi)(xi)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu)南部(bu)和西(xi)(xi)(xi)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu)北(bei)(bei)部(bu)水(shui)(shui)域(yu)(yu)(yu)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)況水(shui)(shui)文(wen)不(bu)同,西(xi)(xi)(xi)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu)南部(bu)水(shui)(shui)域(yu)(yu)(yu)接近(jin)南海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu)的海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)況水(shui)(shui)文(wen),靠近(jin)老鐵山前洋水(shui)(shui)域(yu)(yu)(yu)岸邊(bian)水(shui)(shui)深(shen)達20米(mi)(mi)(mi)(mi)(mi)(mi)(mi)—30米(mi)(mi)(mi)(mi)(mi)(mi)(mi),流(liu)(liu)速3.3節—5.0節,水(shui)(shui)深(shen)流(liu)(liu)大,水(shui)(shui)質(zhi)比較清澈(che),冬春季(ji)(ji)風(feng)浪大,水(shui)(shui)渾濁,水(shui)(shui)溫(wen)范(fan)(fan)圍(wei)(wei)0.8℃—19℃,不(bu)結冰(bing),沒流(liu)(liu)冰(bing),鹽(yan)(yan)(yan)(yan)度(du)(du)范(fan)(fan)圍(wei)(wei)29.2‰—32‰,PH值范(fan)(fan)圍(wei)(wei)7.6—8.1,營(ying)養(yang)鹽(yan)(yan)(yan)(yan)三氮平(ping)(ping)(ping)(ping)均(jun)(jun)(jun)含(han)量(liang)(liang)7.5毫(hao)(hao)克(ke)/立(li)(li)方(fang)(fang)(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),磷(lin)酸鹽(yan)(yan)(yan)(yan)含(han)量(liang)(liang)7.6毫(hao)(hao)克(ke)/立(li)(li)方(fang)(fang)(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi)。 西(xi)(xi)(xi)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu)北(bei)(bei)部(bu)水(shui)(shui)域(yu)(yu)(yu),水(shui)(shui)深(shen)絕大部(bu)分在(zai)10多(duo)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),30多(duo)米(mi)(mi)(mi)(mi)(mi)(mi)(mi)以(yi)上水(shui)(shui)深(shen)很少,水(shui)(shui)淺流(liu)(liu)小,該(gai)(gai)區(qu)(qu)(qu)6—8級以(yi)上大風(feng)日數超(chao)過全區(qu)(qu)(qu)平(ping)(ping)(ping)(ping)均(jun)(jun)(jun)水(shui)(shui)平(ping)(ping)(ping)(ping)10天,秋、冬、春三季(ji)(ji)因風(feng)大浪高(gao),水(shui)(shui)質(zhi)渾濁,氣(qi)(qi)溫(wen)低(di)(di)的年(nian)(nian)份,近(jin)岸結冰(bing),有(you)流(liu)(liu)冰(bing)。水(shui)(shui)溫(wen)范(fan)(fan)圍(wei)(wei)0.8℃—19℃,鹽(yan)(yan)(yan)(yan)度(du)(du)范(fan)(fan)圍(wei)(wei)29.20‰—32‰,PH值范(fan)(fan)圍(wei)(wei)7.6—8.1。營(ying)養(yang)鹽(yan)(yan)(yan)(yan)三氮月平(ping)(ping)(ping)(ping)均(jun)(jun)(jun)含(han)量(liang)(liang)8.8毫(hao)(hao)克(ke)/立(li)(li)方(fang)(fang)(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),磷(lin)酸鹽(yan)(yan)(yan)(yan)含(han)量(liang)(liang)10毫(hao)(hao)克(ke)/立(li)(li)方(fang)(fang)(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi)。 北(bei)(bei)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu):該(gai)(gai)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)況水(shui)(shui)文(wen)和西(xi)(xi)(xi)海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)區(qu)(qu)(qu)北(bei)(bei)部(bu)水(shui)(shui)域(yu)(yu)(yu)相同,水(shui)(shui)深(shen)大部(bu)分在(zai)10米(mi)(mi)(mi)(mi)(mi)(mi)(mi)以(yi)下,超(chao)過20米(mi)(mi)(mi)(mi)(mi)(mi)(mi)的極少,海(hai)(hai)(hai)(hai)(hai)(hai)(hai)(hai)底(di)是(shi)泥(ni)沙底(di),氣(qi)(qi)溫(wen)低(di)(di)的年(nian)(nian)份,近(jin)岸結冰(bing),有(you)流(liu)(liu)冰(bing),水(shui)(shui)溫(wen)范(fan)(fan)圍(wei)(wei)-2℃—22.4℃,鹽(yan)(yan)(yan)(yan)度(du)(du)范(fan)(fan)圍(wei)(wei)28.2‰—32.6‰,PH值范(fan)(fan)圍(wei)(wei)7.7—8.1,營(ying)養(yang)鹽(yan)(yan)(yan)(yan)三氮月平(ping)(ping)(ping)(ping)均(jun)(jun)(jun)含(han)量(liang)(liang)10.4毫(hao)(hao)克(ke)/立(li)(li)方(fang)(fang)(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),磷(lin)酸鹽(yan)(yan)(yan)(yan)含(han)量(liang)(liang)16.9毫(hao)(hao)克(ke)/立(li)(li)方(fang)(fang)(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi)。
三.地域范圍
旅(lv)順(shun)口(kou)(kou)(kou)區位于(yu)遼(liao)東半島最南端(duan)(duan),橫跨黃(huang)渤兩海(hai)(hai)(hai)(hai),南、西、北(bei)三面環海(hai)(hai)(hai)(hai),海(hai)(hai)(hai)(hai)岸線長158.5公里,海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu)總面積2038平(ping)方(fang)公里,旅(lv)順(shun)口(kou)(kou)(kou)區海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu)南端(duan)(duan)北(bei)緯38°49′13.97″、東經121°20′22.07″,北(bei)端(duan)(duan)北(bei)緯38°58′9.95″、東經121°16′29.71″。具體范圍(wei)是(shi):南自塔(ta)河灣海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu),經柏嵐子海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu)、月亮灣海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu)、董(dong)砣子海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu)、西湖(hu)嘴海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu)、艾子口(kou)(kou)(kou)海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu)、北(bei)海(hai)(hai)(hai)(hai)海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu),北(bei)至大潮口(kou)(kou)(kou)海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu)附近,其中柏嵐子海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu)、董(dong)砣子海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu)、艾子口(kou)(kou)(kou)海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu)、北(bei)海(hai)(hai)(hai)(hai)海(hai)(hai)(hai)(hai)域(yu)(yu)(yu)(yu)是(shi)旅(lv)順(shun)脈紅螺的主(zhu)要生產基地。
四.產(chan)品品質(zhi)特性(xing)特征
1. 外(wai)在感(gan)官(guan)特(te)(te)征 “旅(lv)順(shun)脈(mo)紅(hong)(hong)螺(luo)(luo)(luo)(luo)(luo)(luo)”的(de)外(wai)在感(gan)官(guan)特(te)(te)征為(wei)(wei):貝殼略呈梨(li)型,殼大(da)而堅硬。螺(luo)(luo)(luo)(luo)(luo)(luo)層(ceng)約6層(ceng),縫合線較(jiao)淺。殼頂尖,螺(luo)(luo)(luo)(luo)(luo)(luo)旋部(bu)極(ji)低于體螺(luo)(luo)(luo)(luo)(luo)(luo)層(ceng),呈圓錐形(xing)(xing),體螺(luo)(luo)(luo)(luo)(luo)(luo)層(ceng)中部(bu)極(ji)膨大(da)。各螺(luo)(luo)(luo)(luo)(luo)(luo)層(ceng)的(de)中部(bu)和體螺(luo)(luo)(luo)(luo)(luo)(luo)層(ceng)上(shang)部(bu)有(you)(you)一條(tiao)形(xing)(xing)成(cheng)肩角(jiao)的(de)螺(luo)(luo)(luo)(luo)(luo)(luo)肋(lei)(lei),各肩角(jiao)上(shang)均有(you)(you)角(jiao)狀凸起(qi)。體螺(luo)(luo)(luo)(luo)(luo)(luo)層(ceng)肩角(jiao)發達,下方有(you)(you)3—4條(tiao)粗壯縱肋(lei)(lei),其上(shang)具(ju)有(you)(you)結節(jie)或棘狀凸起(qi)。殼面(mian)(mian)(mian)粗糙,密生較(jiao)低的(de)螺(luo)(luo)(luo)(luo)(luo)(luo)肋(lei)(lei)。殼面(mian)(mian)(mian)有(you)(you)棕色或紫棕色斑點。殼口(kou)大(da),卵(luan)圓形(xing)(xing)。前溝短寬,略彎曲,后溝短小,不明顯(xian)。外(wai)唇厚,邊(bian)緣(yuan)有(you)(you)與螺(luo)(luo)(luo)(luo)(luo)(luo)肋(lei)(lei)相應的(de)缺(que)刻。內唇上(shang)方貼(tie)附于體螺(luo)(luo)(luo)(luo)(luo)(luo)層(ceng)上(shang),下方向外(wai)卷與體螺(luo)(luo)(luo)(luo)(luo)(luo)層(ceng)的(de)螺(luo)(luo)(luo)(luo)(luo)(luo)肋(lei)(lei)形(xing)(xing)成(cheng)假臍。殼內面(mian)(mian)(mian)橘紅(hong)(hong)色,有(you)(you)光澤。厴(yan)角(jiao)質而堅厚,橢圓形(xing)(xing),褐色。旅(lv)順(shun)脈(mo)紅(hong)(hong)螺(luo)(luo)(luo)(luo)(luo)(luo)外(wai)在最突出(chu)特(te)(te)征是:殼內面(mian)(mian)(mian)為(wei)(wei)鮮艷(yan)橘紅(hong)(hong)色,外(wai)殼面(mian)(mian)(mian)偏(pian)棕紅(hong)(hong)色,殼高(gao)與殼寬之比(bi)小。 2.內在品質指標 “旅(lv)順(shun)脈(mo)紅(hong)(hong)螺(luo)(luo)(luo)(luo)(luo)(luo)”具(ju)有(you)(you)最為(wei)(wei)豐(feng)富(fu)的(de)遺傳多樣性。肉(rou)質肥(fei)嫩味(wei)鮮美,口(kou)感(gan)細膩爽(shuang)滑(hua),營養(yang)豐(feng)富(fu),且易被人體所吸收。