{"ok":true,"nota":{"id":"4b6596117b690fcc","slug":"el-norte-de-australia-funciona-como-refugio-para-el-pez-sierra-verde-e-4b6596","titulo":"El norte de Australia funciona como refugio para el pez sierra verde en peligro crítico","resumen":"El pez sierra verde, con cuerpo alargado y un hocico dentado, está al borde de la extinción por la pesca excesiva y la pérdida de hábitat. Las poblaciones del norte australiano aparecen como un refugio importante para la especie.","fuente":"phys","fuenteNombre":"Phys.org","color":"#2b5c8a","autor":"","url":"https://phys.org/news/2026-10-northern-australia-lifeboat-critically-endangered.html","imagen":"https://scx1.b-cdn.net/csz/news/tmb/2026/northern-australia-is.jpg","tema":"ciencia","subtemas":["pez sierra","conservación","especies en peligro","pesca excesiva","australia"],"entidades":["norte de Australia"],"formato":"dato","entretenimiento":false,"pubTs":"2026-10-20T23:00:01.000Z","indexTs":"2026-10-20T23:02:40.485Z","hash":"6286bebc4187074b59e305682f5c2a3f62b022013d514304257dc2eff5aebfd1","tsa":{"time":"Oct 20 23:03:03 2026 GMT","provider":"freetsa.org","sobre":"sello"},"stats":{"views":0,"likes":0,"clicks":0,"dwell":0},"tipo":"normal","registro":"hallazgo","porQueImporta":"Un animal que parecía condenado puede sobrevivir en un lugar donde la presión humana es menor, y eso le da a la conservación una pista concreta sobre dónde proteger. Para un lector de acá, es un recordatorio de que la pesca excesiva puede borrar especies enteras sin que nadie lo note a tiempo. La pregunta que queda es si estamos cuidando los últimos refugios antes de que se llenen de la misma presión que destruyó los demás.","quienFirma":"Universidad de Australia del Norte","confianza":"revisado","consulta":null},"sello":{"hash":"6286bebc4187074b59e305682f5c2a3f62b022013d514304257dc2eff5aebfd1","sello":"0ab830a15efc0c262f2d4e5e89bb13ffb47b0a489088e37858252891aa44c00e","beacon":{"drand":{"cadena":"8990e7a9aaed2ffed73dbd7092123d6f289930540d7651336225dc172e51b2ce","ronda":6570211,"aleatorio":"4a0cc76f2d14af0a61b198322d033dd6f02a8431430efdc41d79122fd1f5c1f8","tiempo":"2026-10-20T23:02:30.000Z"},"nist":{"cadena":2,"pulso":1992311,"salida":"FEAF43BC44A20B3C6ACAF5EB8DB9983347E2058A73A04C52675169DCEC71E023782B3B53D0B251B04FDFDC37D7F38E030A4A5319ED4C64262A828A42DF2EB9B1","tiempo":"2026-10-20T23:02:00.000Z"},"noAntes":"2026-10-20T23:02:30.000Z"},"verificacion":{"drand":true,"nist":true},"tsa":{"time":"Oct 20 23:03:03 2026 GMT","provider":"freetsa.org","sobre":"sello"},"original":{"titulo":"Northern Australia is a 'lifeboat' for critically endangered green sawfish","descripcion":"Green sawfish, distinguished by their long, sharklike bodies and tooth-lined \"saw\" on the front of their heads, are on the verge of extinction, largely due to overfishing and habitat loss.","pubDate":"Tue, 20 Oct 2026 19:00:01 EDT","url":"https://phys.org/news/2026-10-northern-australia-lifeboat-critically-endangered.html"},"indexado":"2026-10-20T23:02:40.485Z"}}