芒果视频下载

基本介紹

（學(xue)名：Rhodeus lighti）為(wei)鯉(li)科(ke)鳑(pang)鲏(pi)屬的魚(yu)類，是中(zhong)國的特有物(wu)種。分(fen)布于(yu)福建(jian)、廣東直至黑龍江流域等。該物(wu)種的模式產地在(zai)南(nan)京(jing)。

生長與分布

國(guo)內分布福建，廣東直(zhi)至黑(hei)龍江流域

國外分布

形態及特征

基本特征

體扁薄而高，外(wai)形(xing)呈卵(luan)圓(yuan)形(xing)。第3眶下(xia)骨似倒(dao)置三角形(xing)，其最高處相當于(yu)眼(yan)內緣的(de)長度。口角無須(xu)。側線(xian)不(bu)完全，側線(xian)鱗3—6枚(mei)。縱列鱗31—34枚(mei)。背鰭(qi)(qi)(qi)基(ji)(ji)底短于(yu)背鰭(qi)(qi)(qi)基(ji)(ji)部(bu)末(mo)端至尾鰭(qi)(qi)(qi)基(ji)(ji)部(bu)的(de)距離;胸鰭(qi)(qi)(qi)末(mo)端后伸(shen)不(bu)達腹鰭(qi)(qi)(qi)起(qi)點;臀(tun)鰭(qi)(qi)(qi)具(ju)(ju)(ju)8—11根分(fen)枝(zhi)(zhi)鰭(qi)(qi)(qi)條(tiao)。體長60mm。棲息于(yu)水(shui)(shui)流(liu)緩(huan)慢、水(shui)(shui)草生(sheng)(sheng)長茂(mao)盛(sheng)的(de)水(shui)(shui)灣或池塘、溪流(liu)中(zhong)。常群集，以水(shui)(shui)草、附(fu)著藻(zao)類、水(shui)(shui)生(sheng)(sheng)昆蟲(chong)和(he)枝(zhi)(zhi)角類為食(shi)。4—6月進行繁(fan)(fan)殖，5月為產卵(luan)旺季。卵(luan)呈橢(tuo)圓(yuan)形(xing)。繁(fan)(fan)殖期間雌(ci)魚具(ju)(ju)(ju)產卵(luan)管(guan)，將卵(luan)產于(yu)蚌類的(de)外(wai)套腔中(zhong);雄魚具(ju)(ju)(ju)鮮(xian)艷的(de)婚姻(yin)色彩，其吻部(bu)具(ju)(ju)(ju)珠星(xing)。廣布(bu)于(yu)除青藏高原外(wai)的(de)我國(guo)各地;國(guo)外(wai)見(jian)于(yu)朝鮮(xian)。

識別特征

標準長(chang)為(wei)(wei)(wei)體(ti)(ti)高(gao)的(de)(de)1.9—2.5倍(bei)，為(wei)(wei)(wei)頭(tou)(tou)(tou)長(chang)的(de)(de)4.0-4.5倍(bei)，為(wei)(wei)(wei)尾(wei)(wei)(wei)(wei)(wei)(wei)柄(bing)長(chang)的(de)(de)4.0—7.0倍(bei)，為(wei)(wei)(wei)尾(wei)(wei)(wei)(wei)(wei)(wei)柄(bing)高(gao)的(de)(de)4.8—7.0倍(bei)，為(wei)(wei)(wei)背(bei)(bei)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)基(ji)部長(chang)的(de)(de)3.5—3.8倍(bei)。頭(tou)(tou)(tou)長(chang)為(wei)(wei)(wei)吻(wen)長(chang)的(de)(de)3.0—3.5倍(bei)，為(wei)(wei)(wei)眼(yan)(yan)徑(jing)(jing)的(de)(de)3.1—3.5倍(bei).為(wei)(wei)(wei)眼(yan)(yan)間距(ju)的(de)(de)2.2—2.7倍(bei)。為(wei)(wei)(wei)尾(wei)(wei)(wei)(wei)(wei)(wei)柄(bing)長(chang)的(de)(de)1.6-1.8倍(bei)，為(wei)(wei)(wei)尾(wei)(wei)(wei)(wei)(wei)(wei)柄(bing)高(gao)的(de)(de)1.0--1.1倍(bei)。尾(wei)(wei)(wei)(wei)(wei)(wei)柄(bing)長(chang)為(wei)(wei)(wei)尾(wei)(wei)(wei)(wei)(wei)(wei)柄(bing)高(gao)的(de)(de)1.2—1.5倍(bei)。體(ti)(ti)高(gao)而(er)(er)側(ce)(ce)(ce)(ce)(ce)扁，體(ti)(ti)稍(shao)(shao)肥厚，頭(tou)(tou)(tou)后(hou)(hou)背(bei)(bei)部隆(long)起(qi)(qi)(qi)，腹(fu)部較(jiao)(jiao)(jiao)(jiao)圓(yuan)，身體(ti)(ti)外形呈(cheng)卵(luan)圓(yuan)形，與高(gao)體(ti)(ti)鳑(pang)(pang)鮍很(hen)相(xiang)似(si)。頭(tou)(tou)(tou)較(jiao)(jiao)(jiao)(jiao)小而(er)(er)短，眼(yan)(yan)后(hou)(hou)頭(tou)(tou)(tou)長(chang)較(jiao)(jiao)(jiao)(jiao)吻(wen)長(chang)，約為(wei)(wei)(wei)吻(wen)長(chang)的(de)(de)1.5-l.7倍(bei)。吻(wen)短而(er)(er)尖。口(kou)端(duan)位(wei)。口(kou)角無(wu)須。眼(yan)(yan)較(jiao)(jiao)(jiao)(jiao)大，位(wei)于(yu)體(ti)(ti)側(ce)(ce)(ce)(ce)(ce)中(zhong)(zhong)線(xian)(xian)偏(pian)上(shang)(shang)方(fang)。眼(yan)(yan)徑(jing)(jing)與吻(wen)長(chang)相(xiang)當。鼻孔位(wei)于(yu)眼(yan)(yan)前緣(yuan)上(shang)(shang)方(fang)，離(li)眼(yan)(yan)前緣(yuan)較(jiao)(jiao)(jiao)(jiao)近(jin)。鰓(sai)(sai)(sai)耙(pa)短小，排列(lie)較(jiao)(jiao)(jiao)(jiao)密。下咽齒側(ce)(ce)(ce)(ce)(ce)扁。齒面具有(you)(you)明(ming)顯(xian)的(de)(de)鋸紋，尖端(duan)呈(cheng)鉤狀(zhuang)。背(bei)(bei)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)外緣(yuan)略向(xiang)外凸起(qi)(qi)(qi)呈(cheng)弧形，無(wu)硬(ying)刺(ci)，其(qi)(qi)起(qi)(qi)(qi)點(dian)(dian)(dian)(dian)距(ju)吻(wen)端(duan)較(jiao)(jiao)(jiao)(jiao)距(ju)尾(wei)(wei)(wei)(wei)(wei)(wei)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)基(ji)最(zui)(zui)后(hou)(hou)一(yi)(yi)(yi)(yi)片(pian)鱗(lin)片(pian)稍(shao)(shao)遠(yuan)。胸(xiong)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)較(jiao)(jiao)(jiao)(jiao)長(chang)，末端(duan)后(hou)(hou)伸接近(jin)腹(fu)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)起(qi)(qi)(qi)點(dian)(dian)(dian)(dian)。腹(fu)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)起(qi)(qi)(qi)點(dian)(dian)(dian)(dian)在(zai)(zai)背(bei)(bei)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)起(qi)(qi)(qi)點(dian)(dian)(dian)(dian)之前，后(hou)(hou)伸更接近(jin)臀(tun)(tun)(tun)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)起(qi)(qi)(qi)點(dian)(dian)(dian)(dian)，至胸(xiong)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)起(qi)(qi)(qi)點(dian)(dian)(dian)(dian)較(jiao)(jiao)(jiao)(jiao)至臀(tun)(tun)(tun)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)起(qi)(qi)(qi)點(dian)(dian)(dian)(dian)為(wei)(wei)(wei)遠(yuan)。臀(tun)(tun)(tun)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)無(wu)硬(ying)刺(ci)，其(qi)(qi)起(qi)(qi)(qi)點(dian)(dian)(dian)(dian)位(wei)于(yu)背(bei)(bei)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)第(di)三根分枝(zhi)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)條正下方(fang)。尾(wei)(wei)(wei)(wei)(wei)(wei)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)深叉形。尾(wei)(wei)(wei)(wei)(wei)(wei)柄(bing)較(jiao)(jiao)(jiao)(jiao)高(gao)且稍(shao)(shao)長(chang)。肛門略靠近(jin)腹(fu)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)，至腹(fu)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)基(ji)部的(de)(de)距(ju)離(li)較(jiao)(jiao)(jiao)(jiao)至臀(tun)(tun)(tun)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)起(qi)(qi)(qi)點(dian)(dian)(dian)(dian)為(wei)(wei)(wei)近(jin)。雌魚(yu)(yu)有(you)(you)產卵(luan)管(guan)。生(sheng)殖(zhi)季節(jie)變(bian)長(chang)。鱗(lin)片(pian)較(jiao)(jiao)(jiao)(jiao)大，腹(fu)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)基(ji)部具有(you)(you)腋鱗(lin)。側(ce)(ce)(ce)(ce)(ce)線(xian)(xian)不完全.僅在(zai)(zai)鰓(sai)(sai)(sai)孔上(shang)(shang)角后(hou)(hou)方(fang)有(you)(you)3—6片(pian)。生(sheng)殖(zhi)季節(jie)雄魚(yu)(yu)吻(wen)端(duan)具有(you)(you)兩(liang)簇白(bai)色(se)(se)珠星，隆(long)起(qi)(qi)(qi)較(jiao)(jiao)(jiao)(jiao)高(gao)，臀(tun)(tun)(tun)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)邊緣(yuan)有(you)(you)較(jiao)(jiao)(jiao)(jiao)寬的(de)(de)黑(hei)色(se)(se)飾(shi)邊，在(zai)(zai)最(zui)(zui)末一(yi)(yi)(yi)(yi)個側(ce)(ce)(ce)(ce)(ce)線(xian)(xian)鱗(lin)處有(you)(you)一(yi)(yi)(yi)(yi)條不十分明(ming)顯(xian)的(de)(de)淡(dan)綠色(se)(se)橫斑。生(sheng)活時體(ti)(ti)色(se)(se)鮮艷(yan)，雄魚(yu)(yu)體(ti)(ti)色(se)(se)較(jiao)(jiao)(jiao)(jiao)艷(yan)麗，眼(yan)(yan)球(qiu)上(shang)(shang)方(fang)為(wei)(wei)(wei)桔紅(hong)色(se)(se)。鰓(sai)(sai)(sai)孔上(shang)(shang)角第(di)一(yi)(yi)(yi)(yi)個側(ce)(ce)(ce)(ce)(ce)線(xian)(xian)鱗(lin)上(shang)(shang)有(you)(you)一(yi)(yi)(yi)(yi)個藍(lan)黑(hei)色(se)(se)大斑點(dian)(dian)(dian)(dian)。尾(wei)(wei)(wei)(wei)(wei)(wei)柄(bing)中(zhong)(zhong)部有(you)(you)一(yi)(yi)(yi)(yi)條黑(hei)色(se)(se)縱紋，向(xiang)前延伸至背(bei)(bei)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)起(qi)(qi)(qi)點(dian)(dian)(dian)(dian)的(de)(de)正下方(fang)，或(huo)超過背(bei)(bei)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)起(qi)(qi)(qi)點(dian)(dian)(dian)(dian)。背(bei)(bei)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)、臀(tun)(tun)(tun)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)和(he)(he)腹(fu)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)均(jun)呈(cheng)淺黃色(se)(se)。幼體(ti)(ti)和(he)(he)雌魚(yu)(yu)的(de)(de)背(bei)(bei)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)前部有(you)(you)一(yi)(yi)(yi)(yi)個灰(hui)黑(hei)色(se)(se)大斑點(dian)(dian)(dian)(dian)，雄魚(yu)(yu)不明(ming)顯(xian)。尾(wei)(wei)(wei)(wei)(wei)(wei)鰭(qi)(qi)(qi)(qi)(qi)(qi)(qi)上(shang)(shang)下葉(xie)之間還有(you)(you)一(yi)(yi)(yi)(yi)條桔紅(hong)色(se)(se)的(de)(de)縱條紋。彩石鳑(pang)(pang)鮍是一(yi)(yi)(yi)(yi)種小型魚(yu)(yu)類，經(jing)濟價值低(di)。生(sheng)長(chang)緩慢，第(di)一(yi)(yi)(yi)(yi)年稍(shao)(shao)快。常棲息于(yu)水(shui)(shui)(shui)流較(jiao)(jiao)(jiao)(jiao)緩的(de)(de)溪河、水(shui)(shui)(shui)溝、池(chi)塘或(huo)稻田(tian)等水(shui)(shui)(shui)體(ti)(ti)中(zhong)(zhong)，喜集群(qun)。其(qi)(qi)食物主要是水(shui)(shui)(shui)生(sheng)植物碎屑、藻類、周叢生(sheng)物和(he)(he)水(shui)(shui)(shui)蚤等。第(di)一(yi)(yi)(yi)(yi)次(ci)性(xing)成熟為(wei)(wei)(wei)1齡，生(sheng)殖(zhi)季節(jie)在(zai)(zai)4-6月，懷卵(luan)量小，一(yi)(yi)(yi)(yi)般(ban)為(wei)(wei)(wei)300--500粒。產卵(luan)于(yu)瓣鰓(sai)(sai)(sai)類的(de)(de)鰓(sai)(sai)(sai)水(shui)(shui)(shui)管(guan)中(zhong)(zhong)。