{"id":1642,"date":"2014-05-18T10:59:53","date_gmt":"2014-05-18T10:59:53","guid":{"rendered":"http:\/\/www.123fakta.com\/da\/?p=1642"},"modified":"2026-03-24T16:26:11","modified_gmt":"2026-03-24T16:26:11","slug":"datos-sobre-el-pescado","status":"publish","type":"post","link":"https:\/\/www.123fakta.com\/es\/facts-about-fish","title":{"rendered":"Datos sobre el pescado"},"content":{"rendered":"<ol>\n<li><strong>Nombre gracioso:<\/strong>\u00a0Existe una especie de pez llamada \"polla resbaladiza\" (Halichoeres bivittatus)<\/li>\n<li><strong>Tiburones:<\/strong>\u00a0<a href=\"https:\/\/www.123fakta.com\/es\/datos-sobre-los-tiburones\/\">Tiburones<\/a> matan a 12 personas al a\u00f1o. Los humanos matan 11.417 tiburones por hora<\/li>\n<li><strong>G\u00e9nero:<\/strong>\u00a0Muchas especies de peces cambian de sexo a lo largo de su vida<\/li>\n<li><strong>Ir a nadar:<\/strong>\u00a0Algunos peces, como los tiburones, no tienen vejiga de aire, por lo que tienen que nadar para evitar hundirse en el fondo.<\/li>\n<li><strong>No hay orina:<\/strong>\u00a0Los peces no orinan como los mam\u00edferos, sino que excretan amon\u00edaco en el agua a trav\u00e9s de las branquias.<\/li>\n<li><strong>Sentido del gusto:<\/strong>\u00a0La mayor\u00eda de los peces pueden saborear sin abrir la boca<\/li>\n<li><strong>Pez erizo venenoso:<\/strong>\u00a0Un pez erizo contiene suficiente veneno para matar a 30 personas<\/li>\n<li><strong>Pintalabios:<\/strong>\u00a0Algunas barras de labios contienen escamas de pescado (sobre todo las que dan brillo a los labios).<\/li>\n<li><strong>L\u00ednea lateral:<\/strong>\u00a0Los peces tienen un \u00f3rgano especial llamado \"\u00f3rgano de la l\u00ednea lateral\" (o \"l\u00ednea lateral\") que funciona como un radar y les ayuda a orientarse en aguas oscuras o turbias. Tambi\u00e9n es el \u00f3rgano de la l\u00ednea lateral el que hace que los peces no choquen cuando nadan en bancos, por ejemplo.<\/li>\n<li><strong>Existencia:<\/strong>\u00a0Los peces llevan en la Tierra m\u00e1s de 450 millones de a\u00f1os y estaban all\u00ed mucho antes de que el <a href=\"https:\/\/www.123fakta.com\/es\/datos-sobre-los-dinosaurios\/\">dinosaurios<\/a> llegaron. Los mam\u00edferos s\u00f3lo llevan en la Tierra unos 200 millones de a\u00f1os<\/li>\n<\/ol>\n<figure id=\"attachment_7524\" aria-describedby=\"caption-attachment-7524\" style=\"width: 990px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-7524\" src=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/lungefisk-fakta-2.jpg\" alt=\"Dato: El pez pulmonado africano puede vivir hasta 2 a\u00f1os en tierra.\" width=\"1000\" height=\"750\" srcset=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/lungefisk-fakta-2.jpg 1000w, https:\/\/www.123fakta.com\/wp-content\/uploads\/lungefisk-fakta-2-300x225.jpg 300w, https:\/\/www.123fakta.com\/wp-content\/uploads\/lungefisk-fakta-2-768x576.jpg 768w, https:\/\/www.123fakta.com\/wp-content\/uploads\/lungefisk-fakta-2-16x12.jpg 16w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-7524\" class=\"wp-caption-text\">Atribuci\u00f3n: Mathae - Wikipedia.org<\/figcaption><\/figure>\n<p style=\"text-align: center;\"><em><strong>Dato: Los peces pulmonados africanos pueden sobrevivir en tierra hasta 2 a\u00f1os, donde hibernan bajo tierra y esperan a que suba el nivel del agua.<\/strong><\/em><\/p>\n<h2>R\u00e9cords en el mundo de los peces<\/h2>\n<ul>\n<li><strong>El pez m\u00e1s r\u00e1pido:<\/strong>\u00a0El pez vela puede nadar a velocidades de hasta 110 km\/h<\/li>\n<li><strong>Especies:<\/strong>\u00a0Hay m\u00e1s de 32.000 especies de peces, lo que los convierte en el grupo m\u00e1s diverso de todos los vertebrados. Hay m\u00e1s especies de peces que de anfibios, reptiles, aves y mam\u00edferos juntos.<\/li>\n<li><strong>El pez m\u00e1s grande:<\/strong>\u00a0El pez m\u00e1s grande del mundo es\u00a0<a title=\"Datos sobre el tibur\u00f3n ballena\" href=\"https:\/\/www.123fakta.com\/da\/fakta-om-hvalhajer\">tibur\u00f3n ballena<\/a>\u00a0(Rhincodon typus) . El mayor tibur\u00f3n ballena registrado med\u00eda 12,65 metros y pesaba 21,5 toneladas.<\/li>\n<li><strong>Huevos de pez m\u00e1s grandes:<\/strong>\u00a0El huevo de tibur\u00f3n ballena m\u00e1s grande del mundo se encontr\u00f3 en el Golfo de M\u00e9xico en la d\u00e9cada de 1950 y med\u00eda 35,6 cm.<\/li>\n<li><strong>El pez m\u00e1s peque\u00f1o:<\/strong>\u00a0El pez m\u00e1s peque\u00f1o del mundo es Paedocypris progenetica, cuyo ejemplar m\u00e1s peque\u00f1o registrado med\u00eda 7,9 mm. Los machos alcanzan una longitud m\u00e1xima de 9,8 mm y las hembras de 10,3 mm.<\/li>\n<li><strong>El pez m\u00e1s viejo:<\/strong>\u00a0Algunos de los peces m\u00e1s antiguos son la subespecie Koi (Cyprinus carpio haematopterus) y el g\u00e9nero Kingfish (Sebastes spp.), que pueden vivir m\u00e1s de 200 a\u00f1os.<\/li>\n<li><strong>La mayor\u00eda de los huevos:<\/strong>\u00a0Una hembra de pez luna puede desovar hasta 300 millones de huevos en una sola temporada.<\/li>\n<li><strong>Primer acuario:<\/strong>\u00a0En 1853 se inaugur\u00f3 en Londres (Reino Unido) el primer acuario del mundo accesible al p\u00fablico. Ya en 1856, se inaugur\u00f3 el segundo acuario en Nueva York, EE.UU.<\/li>\n<li><strong>El f\u00f3sil de pez m\u00e1s grande:<\/strong>\u00a0El f\u00f3sil de pez m\u00e1s grande del mundo se encontr\u00f3 en Inglaterra en 2003 y med\u00eda la friolera de \u00a122 metros! El f\u00f3sil pertenec\u00eda a la especie Leedsichthys problematicus, que vivi\u00f3 hace 150 millones de a\u00f1os.<\/li>\n<\/ul>\n<figure id=\"attachment_7526\" aria-describedby=\"caption-attachment-7526\" style=\"width: 990px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-7526\" src=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/klumpfisk-fakta-2.jpg\" alt=\"Dato: El pez luna puede desovar hasta 300.000.000 de huevos en una temporada.\" width=\"1000\" height=\"815\" srcset=\"https:\/\/www.123fakta.com\/wp-content\/uploads\/klumpfisk-fakta-2.jpg 1000w, https:\/\/www.123fakta.com\/wp-content\/uploads\/klumpfisk-fakta-2-300x245.jpg 300w, https:\/\/www.123fakta.com\/wp-content\/uploads\/klumpfisk-fakta-2-768x626.jpg 768w, https:\/\/www.123fakta.com\/wp-content\/uploads\/klumpfisk-fakta-2-15x12.jpg 15w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-7526\" class=\"wp-caption-text\">Atribuci\u00f3n: Per-Ola Norman - Wikipedia.org<\/figcaption><\/figure>\n<p style=\"text-align: center;\"><em><strong>El pez luna puede desovar la mayor cantidad de huevos de todos los peces: hasta 300 millones en una temporada de desove.<\/strong><\/em><\/p>\n<h2>M\u00e1s datos sobre los peces<\/h2>\n<ul>\n<li><strong>Nada hacia atr\u00e1s:<\/strong>\u00a0Algunos peces pueden nadar hacia atr\u00e1s, como el pez ballesta (balistidae)<\/li>\n<li><strong>Tierra y aire:<\/strong>\u00a0Todos los peces nadan, pero algunos tambi\u00e9n pueden saltar sobre el agua, volar e incluso caminar por tierra.<\/li>\n<li><strong>Lungfish:<\/strong>\u00a0El pez pulmonado africano (Protopterus) puede vivir en tierra hasta 2 a\u00f1os. Hibernan bajo tierra, esperando a que suba el nivel del agua.<\/li>\n<li><strong>Especies de agua dulce:<\/strong>\u00a040% de todas las especies de peces viven en agua dulce, aunque menos del 0,1% del agua de la Tierra es agua dulce.<\/li>\n<li><strong>Desove bucal:<\/strong>\u00a0El cardenal de Banggai (Pterapogon kauderni) mantiene tanto los huevos como los alevines en la boca hasta que \u00e9stos son capaces de nadar por s\u00ed solos. Como este proceso dura varias semanas, el cardenal de Banggai no come nada hasta que los alevines eclosionan.<\/li>\n<li><strong>Esqueletos cartilaginosos:<\/strong>\u00a0Algunos peces tienen un esqueleto totalmente cartilaginoso (por ejemplo, los tiburones).<\/li>\n<li><strong>Los sentidos:<\/strong>\u00a0Los peces pueden sentir dolor y estr\u00e9s igual que las aves, los mam\u00edferos, etc.<\/li>\n<li><strong>Peces en peligro de extinci\u00f3n:<\/strong>\u00a0Hay m\u00e1s de 1.000 especies de peces amenazadas<\/li>\n<li><strong>Agua del acuario:<\/strong>\u00a0Hasta 1853 (en Londres) no se comprendi\u00f3 que era necesario filtrar y oxigenar el agua de los acuarios para que los peces sobrevivieran en ella. Antes de eso, todos los peces se criaban al aire libre<\/li>\n<li><strong>Ictiolog\u00eda:<\/strong>\u00a0El estudio de los peces se denomina \"ictiolog\u00eda\" y la persona que estudia los peces se llama \"icti\u00f3logo\".<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Nombre curioso: hay una especie de pez llamada \"polla resbaladiza\" (Halichoeres bivittatus) Tiburones: Los tiburones matan a 12 personas al a\u00f1o. Los humanos matan a 11.417 tiburones por hora Sexo: Muchas especies de peces cambian de sexo a lo largo de su vida: Algunos peces, como los tiburones, carecen de vejiga de aire, por lo que tienen que nadar para evitar hundirse en el fondo ... <a title=\"Datos sobre el pescado\" class=\"read-more\" href=\"https:\/\/www.123fakta.com\/es\/facts-about-fish\" aria-label=\"Leer m\u00e1s sobre Datos sobre los peces\">Leer m\u00e1s<\/a><\/p>","protected":false},"author":1,"featured_media":7527,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"cybocfi_hide_featured_image":"","footnotes":""},"categories":[67,74],"tags":[120],"class_list":["post-1642","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-animals","category-aquatic-animals","tag-adsense"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Fish facts - 29 fun and interesting facts about fish<\/title>\n<meta name=\"description\" content=\"Fact: Fish do not pee. 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