{"id":15077,"date":"2023-08-17T09:14:19","date_gmt":"2023-08-17T09:14:19","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=15077"},"modified":"2023-08-17T09:14:19","modified_gmt":"2023-08-17T09:14:19","slug":"rediscovering-the-aleutian-cackling-goose-a-conservation-success-story","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/conservation-biology\/rediscovering-the-aleutian-cackling-goose-a-conservation-success-story\/","title":{"rendered":"Ng\u1ed7ng l\u00f9n Aleutian: C\u00e2u chuy\u1ec7n th\u00e0nh c\u00f4ng v\u1ec1 b\u1ea3o t\u1ed3n"},"content":{"rendered":"

Kh\u00e1m ph\u00e1 l\u1ea1i ng\u1ed7ng l\u00f9n Aleutian: M\u1ed9t c\u00e2u chuy\u1ec7n th\u00e0nh c\u00f4ng v\u1ec1 b\u1ea3o t\u1ed3n<\/h2>\n\n

Cu\u1ed9c kh\u1ee7ng ho\u1ea3ng tuy\u1ec7t ch\u1ee7ng<\/h2>\n\n

V\u00e0o cu\u1ed1i nh\u1eefng n\u0103m 1700 v\u00e0 \u0111\u1ea7u nh\u1eefng n\u0103m 1800, nh\u1eefng ng\u01b0\u1eddi th\u1ee3 s\u0103n th\u00fa l\u00f4ng \u0111\u00e3 mang c\u00e1o \u0111\u1ebfn Qu\u1ea7n \u0111\u1ea3o Aleutian. Nh\u1eefng con c\u00e1o n\u00e0y \u0111\u00e3 s\u0103n tr\u1ee9ng v\u00e0 ng\u1ed7ng con c\u1ee7a lo\u00e0i ng\u1ed7ng l\u00f9n Aleutian, d\u1eabn \u0111\u1ebfn s\u1ef1 s\u1ee5p \u0111\u1ed5 c\u1ee7a qu\u1ea7n th\u1ec3. V\u00e0o n\u0103m 1940, lo\u00e0i n\u00e0y \u0111\u01b0\u1ee3c tuy\u00ean b\u1ed1 tuy\u1ec7t ch\u1ee7ng.<\/p>\n\n

Bob \u201cR\u00e1i c\u00e1 bi\u1ec3n\u201d Jones v\u00e0 cu\u1ed9c t\u00e1i kh\u00e1m ph\u00e1<\/h2>\n\n

N\u0103m 1962, Bob \u201cR\u00e1i c\u00e1 bi\u1ec3n\u201d Jones b\u1eaft \u0111\u1ea7u m\u1ed9t cu\u1ed9c th\u00e1m hi\u1ec3m t\u00e1o b\u1ea1o \u0111\u1ebfn \u0110\u1ea3o Buldir, m\u1ed9t ti\u1ec1n \u0111\u1ed3n xa x\u00f4i \u1edf qu\u1ea7n \u0111\u1ea3o Aleutian. B\u1ea5t ch\u1ea5p \u0111i\u1ec1u ki\u1ec7n nguy hi\u1ec3m, Jones \u0111\u00e3 t\u00ecm ki\u1ebfm b\u1ea5t k\u1ef3 d\u1ea5u hi\u1ec7u n\u00e0o c\u1ee7a lo\u00e0i ng\u1ed7ng \u0111\u00e3 m\u1ea5t. S\u1ef1 ki\u00ean tr\u00ec c\u1ee7a \u00f4ng \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ec1n \u0111\u00e1p khi \u00f4ng ph\u00e1t hi\u1ec7n ra m\u1ed9t \u0111\u00e0n ng\u1ed7ng l\u00f9n Aleutian \u0111ang bay v\u1ec1 ph\u00eda t\u00e2y.<\/p>\n\n

Hy v\u1ecdng trong s\u1ef1 nghi ng\u1edd<\/h2>\n\n

Kh\u00e1m ph\u00e1 c\u1ee7a Jones \u0111\u00e3 nhen nh\u00f3m hy v\u1ecdng, nh\u01b0ng n\u00f3 \u0111\u00e3 b\u1ecb d\u1eadp t\u1eaft b\u1edfi s\u1ef1 nghi ng\u1edd. Nh\u1eefng con ng\u1ed7ng n\u00e0y c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t lo\u00e0i kh\u00e1c. Kh\u00f4ng n\u1ea3n l\u00f2ng, Jones t\u1eadp trung t\u00ecm ki\u1ebfm tr\u00ean \u0111\u1ea3o Buldir, tin r\u1eb1ng \u0111\u00e2y c\u00f3 th\u1ec3 l\u00e0 n\u01a1i tr\u00fa \u1ea9n c\u1ee7a nh\u1eefng con ng\u1ed7ng.<\/p>\n\n

M\u1ed9t h\u00f2n \u0111\u1ea3o nguy\u00ean s\u01a1<\/h2>\n\n

Khi Jones \u0111\u1ebfn g\u1ea7n \u0110\u1ea3o Buldir, \u00f4ng \u0111\u01b0\u1ee3c ch\u00e0o \u0111\u00f3n b\u1edfi m\u1ed9t h\u1ec7 sinh th\u00e1i \u0111ang ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd v\u1edbi v\u00f4 s\u1ed1 \u0111\u1ed9ng v\u1eadt hoang d\u00e3, bao g\u1ed3m r\u00e1i c\u00e1 bi\u1ec3n, chim c\u00e1nh c\u1ee5t, chim murre v\u00e0 s\u01b0 t\u1eed bi\u1ec3n. \u00d4ng \u0111\u00e3 t\u00ecnh c\u1edd \u0111\u1ebfn m\u1ed9t v\u00f9ng \u0111\u1ea5t kh\u00f4ng b\u1ecb th\u1ee3 s\u0103n ho\u1eb7c c\u00e1o \u0111\u1ed9ng \u0111\u1ebfn.<\/p>\n\n

X\u00e1c nh\u1eadn v\u00e0 \u0103n m\u1eebng<\/h2>\n\n

Tr\u00ean nh\u1eefng v\u00e1ch \u0111\u00e1 d\u1ef1ng \u0111\u1ee9ng ven bi\u1ec3n, Jones cu\u1ed1i c\u00f9ng \u0111\u00e3 ph\u00e1t hi\u1ec7n ra ph\u1ea7n th\u01b0\u1edfng c\u1ee7a m\u00ecnh: 56 con ng\u1ed7ng l\u00f9n Aleutian. \u00c2m thanh k\u00eau quang qu\u00e1c c\u1ee7a ch\u00fang, kh\u00f4ng \u0111\u01b0\u1ee3c con ng\u01b0\u1eddi nghe th\u1ea5y trong nhi\u1ec1u th\u1eadp k\u1ef7, tr\u00e0n ng\u1eadp kh\u00f4ng kh\u00ed. Kh\u00e1m ph\u00e1 c\u1ee7a Jones \u0111\u00e3 m\u1edf \u0111\u01b0\u1eddng cho s\u1ef1 ph\u1ee5c h\u1ed3i c\u1ee7a lo\u00e0i.<\/p>\n\n

C\u1ee9u h\u1ed9 v\u00e0 ph\u1ee5c h\u1ed3i<\/h2>\n\n

Ng\u1ed7ng l\u00f9n Aleutian tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng lo\u00e0i \u0111\u1ed9ng v\u1eadt \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c tuy\u00ean b\u1ed1 l\u00e0 lo\u00e0i c\u00f3 nguy c\u01a1 tuy\u1ec7t ch\u1ee7ng. Jones \u0111\u00e3 thu th\u1eadp nh\u1eefng con ng\u1ed7ng con \u0111\u1ec3 nu\u00f4i nh\u1ed1t v\u00e0 ti\u1ebfp t\u1ee5c lo\u1ea1i b\u1ecf c\u00e1o kh\u1ecfi c\u00e1c \u0111\u1ea3o kh\u00e1c. Nh\u1edd nh\u1eefng n\u1ed7 l\u1ef1c c\u1ee7a \u00f4ng, lo\u00e0i c\u00e1o \u0111\u00e3 b\u1ecb x\u00f3a s\u1ed5 kh\u1ecfi \u0110\u1ea3o Amchitka, t\u1ea1o ra m\u1ed9t n\u01a1i tr\u00fa \u1ea9n an to\u00e0n cho lo\u00e0i ng\u1ed7ng.<\/p>\n\n

T\u00e1i du nh\u1eadp v\u00e0 ph\u1ee5c h\u1ed3i<\/h2>\n\n

C\u00e1c nh\u00e0 sinh v\u1eadt h\u1ecdc \u0111\u01b0\u1ee3c Jones \u0111\u00e0o t\u1ea1o \u0111\u00e3 t\u00e1i du nh\u1eadp nh\u1eefng con ng\u1ed7ng \u0111\u1ebfn Amchitka v\u00e0 c\u00e1c \u0111\u1ea3o ph\u00eda t\u00e2y kh\u00e1c. Ban \u0111\u1ea7u, nh\u1eefng con ng\u1ed7ng g\u1eb7p kh\u00f3 kh\u0103n, nh\u01b0ng s\u1ed1 l\u01b0\u1ee3ng c\u1ee7a ch\u00fang d\u1ea7n t\u0103ng l\u00ean. T\u1eeb v\u00e0i tr\u0103m, ch\u00fang \u0111\u00e3 ph\u00e1t tri\u1ec3n th\u00e0nh h\u00e0ng ngh\u00ecn, tr\u1edf th\u00e0nh minh ch\u1ee9ng cho s\u1ee9c m\u1ea1nh c\u1ee7a c\u00f4ng t\u00e1c b\u1ea3o t\u1ed3n.<\/p>\n\n

Di s\u1ea3n b\u1ea3o t\u1ed3n<\/h2>\n\n

Ng\u00e0y nay, h\u00e0ng ch\u1ee5c ngh\u00ecn con ng\u1ed7ng l\u00f9n Aleutian sinh s\u1ed1ng tr\u00ean c\u00e1c \u0111\u1ea3o kh\u00f4ng c\u00f3 c\u00e1o. Lo\u00e0i n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00f3a kh\u1ecfi Danh s\u00e1ch c\u00e1c lo\u00e0i c\u00f3 nguy c\u01a1 tuy\u1ec7t ch\u1ee7ng v\u00e0o n\u0103m 2001, \u0111\u00e1nh d\u1ea5u m\u1ed9t chi\u1ebfn th\u1eafng quan tr\u1ecdng trong c\u00f4ng t\u00e1c b\u1ea3o t\u1ed3n.<\/p>\n\n

B\u00e0i h\u1ecdc kinh nghi\u1ec7m<\/h2>\n\n

C\u00e2u chuy\u1ec7n v\u1ec1 ng\u1ed7ng l\u00f9n Aleutian nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c hi\u1ec3u c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u00e0 m\u1ed9t lo\u00e0i ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u00e0 s\u1ef1 c\u1ed1ng hi\u1ebfn c\u1ee7a nh\u1eefng c\u00e1 nh\u00e2n nh\u01b0 Bob \u201cR\u00e1i c\u00e1 bi\u1ec3n\u201d Jones. N\u00f3 c\u0169ng nh\u1ea5n m\u1ea1nh \u0111\u1ebfn ti\u1ec1m n\u0103ng th\u00e0nh c\u00f4ng c\u1ee7a b\u1ea3o t\u1ed3n khi c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y k\u1ebft h\u1ee3p v\u1edbi nhau.<\/p>\n\n

Nh\u1eefng th\u00e1ch th\u1ee9c li\u00ean t\u1ee5c \u0111\u1ed1i v\u1edbi c\u00f4ng t\u00e1c b\u1ea3o t\u1ed3n<\/h2>\n\n

B\u1ea5t ch\u1ea5p nh\u1eefng th\u00e0nh c\u00f4ng \u0111\u1ea1t \u0111\u01b0\u1ee3c, nh\u1eefng th\u00e1ch th\u1ee9c v\u1ec1 b\u1ea3o t\u1ed3n v\u1eabn c\u00f2n \u1edf Qu\u1ea7n \u0111\u1ea3o Aleutian. M\u1ed9t s\u1ed1 qu\u1ea7n th\u1ec3 chim bi\u1ec3n \u0111ang suy gi\u1ea3m m\u1ed9t c\u00e1ch b\u00ed \u1ea9n, \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 th\u00eam nghi\u00ean c\u1ee9u v\u00e0 can thi\u1ec7p. C\u00f4ng tr\u00ecnh c\u1ee7a Rob Dunn v\u00e0 c\u00e1c nh\u00e0 b\u1ea3o t\u1ed3n kh\u00e1c \u0111\u00f3ng vai tr\u00f2 r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o s\u1ef1 th\u1ecbnh v\u01b0\u1ee3ng c\u1ee7a nh\u1eefng h\u1ec7 sinh th\u00e1i \u0111\u1ed9c \u0111\u00e1o n\u00e0y.<\/p>\n\n

Ph\u1ea7n k\u1ebft<\/h2>\n\n

Vi\u1ec7c t\u00e1i kh\u00e1m ph\u00e1 v\u00e0 ph\u1ee5c h\u1ed3i lo\u00e0i ng\u1ed7ng l\u00f9n Aleutian l\u00e0 minh ch\u1ee9ng cho s\u1ee9c ph\u1ee5c h\u1ed3i c\u1ee7a thi\u00ean nhi\u00ean v\u00e0 s\u1ee9c m\u1ea1nh c\u1ee7a s\u1ef1 c\u1ed1ng hi\u1ebfn c\u1ee7a con ng\u01b0\u1eddi. Khi ch\u00fang ta ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c v\u1ec1 m\u00f4i tr\u01b0\u1eddng li\u00ean t\u1ee5c, nh\u1eefng b\u00e0i h\u1ecdc kinh nghi\u1ec7m t\u1eeb c\u00e2u chuy\u1ec7n th\u00e0nh c\u00f4ng n\u00e0y c\u00f3 th\u1ec3 h\u01b0\u1edbng d\u1eabn ch\u00fang ta t\u1edbi m\u1ed9t t\u01b0\u01a1ng lai b\u1ec1n v\u1eefng h\u01a1n cho c\u1ea3 \u0111\u1ed9ng v\u1eadt hoang d\u00e3 v\u00e0 c\u1ed9ng \u0111\u1ed3ng lo\u00e0i ng\u01b0\u1eddi.<\/p>","protected":false},"excerpt":{"rendered":"

Kh\u00e1m ph\u00e1 l\u1ea1i ng\u1ed7ng l\u00f9n Aleutian: M\u1ed9t c\u00e2u chuy\u1ec7n th\u00e0nh c\u00f4ng v\u1ec1 b\u1ea3o t\u1ed3n Cu\u1ed9c kh\u1ee7ng ho\u1ea3ng tuy\u1ec7t ch\u1ee7ng V\u00e0o cu\u1ed1i nh\u1eefng n\u0103m 1700 v\u00e0 \u0111\u1ea7u nh\u1eefng n\u0103m 1800, nh\u1eefng…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4170],"tags":[20150,404,254,20149,5642,252],"class_list":["post-15077","post","type-post","status-publish","format-standard","hentry","category-conservation-biology","tag-bob-sea-otter-jones","tag-endangered-species","tag-wildlife","tag-aleutian-cackling-goose","tag-conservation-success","tag-nature"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/15077","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=15077"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/15077\/revisions"}],"predecessor-version":[{"id":15078,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/15077\/revisions\/15078"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=15077"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=15077"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=15077"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}