花(hua)湖是(shi)(shi)熱(re)(re)(re)爾(er)大(da)(da)壩草(cao)(cao)原(yuan)(yuan)(yuan)上(shang)的(de)一(yi)個(ge)天(tian)然(ran)海子。熱(re)(re)(re)爾(er)大(da)(da)壩是(shi)(shi)我國(guo)僅次于呼倫貝爾(er)大(da)(da)草(cao)(cao)原(yuan)(yuan)(yuan)的(de)第二大(da)(da)草(cao)(cao)原(yuan)(yuan)(yuan),海拔3468米。在(zai)藏語中(zhong),“熱(re)(re)(re)”指一(yi)種名(ming)為“熱(re)(re)(re)”的(de)經(jing),“爾(er)”指部隊。因當年吐(tu)蕃國(guo)征服此地時,出兵(bing)前念了一(yi)種名(ming)為“熱(re)(re)(re)”的(de)經(jing),故以(yi)“熱(re)(re)(re)爾(er)”名(ming)之。熱(re)(re)(re)爾(er)大(da)(da)壩上(shang)有三(san)個(ge)相鄰(lin)的(de)海子,最(zui)小的(de)叫(jiao)錯爾(er)干,最(zui)大(da)(da)的(de)叫(jiao)錯熱(re)(re)(re)哈,花(hua)湖是(shi)(shi)居中(zhong)的(de)一(yi)個(ge)。花(hua)湖因水中(zhong)盛開妖艷奇異的(de)不(bu)知名(ming)小花(hua)而(er)得名(ming),這里是(shi)(shi)中(zhong)國(guo)最(zui)大(da)(da)最(zui)平坦的(de)濕(shi)地草(cao)(cao)原(yuan)(yuan)(yuan),花(hua)湖四周數百畝水草(cao)(cao)地就是(shi)(shi)“高(gao)原(yuan)(yuan)(yuan)濕(shi)地生物多樣性自(zi)然(ran)保(bao)護區”,保(bao)護區以(yi)黑頸鶴為主,可以(yi)走上(shang)浮橋,陶醉在(zai)湖水和鮮(xian)花(hua)的(de)美景中(zhong),與(yu)水鳥嬉戲(xi),尋找黑頸鶴的(de)足跡(ji)。
在花(hua)湖能看(kan)到(dao)湖中開(kai)滿了(le)水妖一樣的(de)絢麗花(hua)朵,領略自然風光。花(hua)湖還是眾多野生飛禽的(de)主要棲息地,游(you)客可(ke)以(yi)看(kan)到(dao)湖面上游(you)弋著赤麻鴨、灰雁、白骨頂、天鵝等珍稀動物。
交通路(lu)(lu)線(xian):若爾蓋(gai)縣--商業(ye)街--麥溪路(lu)(lu)--蘭磨線(xian)--若爾蓋(gai)花湖生態旅(lv)游區。
花(hua)(hua)湖(hu)濕(shi)(shi)(shi)(shi)(shi)地(di)(di)(di)(di)(di)(di)屬國家級(ji)高寒濕(shi)(shi)(shi)(shi)(shi)地(di)(di)(di)(di)(di)(di)生物多(duo)樣性保護(hu)區,屬于黃河水(shui)系,區內為(wei)平(ping)(ping)坦狀高原(yuan),最(zui)(zui)高海(hai)拔3697米(mi)(mi)(mi),最(zui)(zui)低(di)海(hai)拔3422米(mi)(mi)(mi)。階地(di)(di)(di)(di)(di)(di)與谷地(di)(di)(di)(di)(di)(di)相(xiang)連,僅殘(can)山孤立和斷續(xu)隴(long)崗為(wei)寬谷地(di)(di)(di)(di)(di)(di)的(de)(de)(de)(de)低(di)矮分水(shui)嶺,同(tong)谷異水(shui)的(de)(de)(de)(de)地(di)(di)(di)(di)(di)(di)貌處處可見(jian),饅頭狀山丘與谷地(di)(di)(di)(di)(di)(di)相(xiang)間排(pai)列,山丘丘頂渾圓,河流(liu)蛇曲發(fa)育,河床上無固定位臵,河水(shui)來回游(you)蕩形成廣闊的(de)(de)(de)(de)濕(shi)(shi)(shi)(shi)(shi)地(di)(di)(di)(di)(di)(di)景觀。 ? 具有明(ming)顯的(de)(de)(de)(de)高原(yuan)寒溫(wen)(wen)(wen)帶濕(shi)(shi)(shi)(shi)(shi)潤季(ji)(ji)風氣(qi)候特征,長(chang)(chang)冬無夏,無四季(ji)(ji)可分。1989-2005年(nian)(nian)(nian),純牧區年(nian)(nian)(nian)平(ping)(ping)均(jun)(jun)氣(qi)溫(wen)(wen)(wen)l.l℃,最(zui)(zui)低(di)氣(qi)溫(wen)(wen)(wen)-33.6℃,最(zui)(zui)熱月(yue)(7月(yue))平(ping)(ping)均(jun)(jun)氣(qi)溫(wen)(wen)(wen)10.8℃,最(zui)(zui)冷月(yue)(1月(yue))平(ping)(ping)均(jun)(jun)氣(qi)溫(wen)(wen)(wen)-10.2℃,年(nian)(nian)(nian)較差(cha)21.2℃,平(ping)(ping)均(jun)(jun)正積(ji)溫(wen)(wen)(wen)1489.5℃,初終間日數192天(tian),≥10℃積(ji)溫(wen)(wen)(wen)421.8℃。冬季(ji)(ji)氣(qi)候干燥,夏季(ji)(ji)降(jiang)(jiang)水(shui)集中,干濕(shi)(shi)(shi)(shi)(shi)季(ji)(ji)節(jie)分明(ming),雨熱同(tong)季(ji)(ji),是(shi)若爾蓋縣(xian)氣(qi)候主要特點。雨季(ji)(ji)開(kai)始于5月(yue)下旬(xun),結束于10月(yue)上旬(xun),多(duo)年(nian)(nian)(nian)平(ping)(ping)均(jun)(jun)降(jiang)(jiang)水(shui)量(liang)567.2毫米(mi)(mi)(mi),雨季(ji)(ji)(5-10月(yue))降(jiang)(jiang)水(shui)量(liang)占年(nian)(nian)(nian)總(zong)量(liang)的(de)(de)(de)(de)74.9%,干季(ji)(ji)(11-4月(yue))占年(nian)(nian)(nian)總(zong)量(liang)的(de)(de)(de)(de)25.1%。最(zui)(zui)小年(nian)(nian)(nian)降(jiang)(jiang)水(shui)量(liang)448.1毫米(mi)(mi)(mi)(2002年(nian)(nian)(nian))。歷年(nian)(nian)(nian)平(ping)(ping)均(jun)(jun)相(xiang)對濕(shi)(shi)(shi)(shi)(shi)度(du)為(wei)68%,最(zui)(zui)大出(chu)現在9月(yue),為(wei)82%,最(zui)(zui)小出(chu)現在1月(yue),為(wei)46%。草地(di)(di)(di)(di)(di)(di)年(nian)(nian)(nian)蒸發(fa)量(liang)約1154.6毫米(mi)(mi)(mi),是(shi)年(nian)(nian)(nian)降(jiang)(jiang)水(shui)量(liang)的(de)(de)(de)(de)兩倍。花(hua)(hua)湖(hu)濕(shi)(shi)(shi)(shi)(shi)地(di)(di)(di)(di)(di)(di)是(shi)高原(yuan)泥炭沼澤地(di)(di)(di)(di)(di)(di),最(zui)(zui)深處38米(mi)(mi)(mi),平(ping)(ping)均(jun)(jun)深度(du)10米(mi)(mi)(mi),保護(hu)區5.67萬公頃濕(shi)(shi)(shi)(shi)(shi)地(di)(di)(di)(di)(di)(di)中,總(zong)蓄水(shui)量(liang)19億立方米(mi)(mi)(mi),是(shi)長(chang)(chang)江、黃河上游(you)源頭地(di)(di)(di)(di)(di)(di)區水(shui)源供(gong)給區。因此花(hua)(hua)湖(hu)上游(you)河流(liu)的(de)(de)(de)(de)泥沙防治具有重要意義,同(tong)時由(you)于花(hua)(hua)湖(hu)處于草原(yuan)地(di)(di)(di)(di)(di)(di)區,要通過合理放牧、河流(liu)調度(du)和水(shui)利(li)工程的(de)(de)(de)(de)有效措施,防治上游(you)河流(liu)的(de)(de)(de)(de)泥沙危害,保證(zheng)花(hua)(hua)湖(hu)水(shui)源的(de)(de)(de)(de)長(chang)(chang)效供(gong)給。