{"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":"faktoja-kaloista","status":"publish","type":"post","link":"https:\/\/www.123fakta.com\/fi\/facts-about-fish","title":{"rendered":"Tietoa kaloista"},"content":{"rendered":"<ol>\n<li><strong>Hassu nimi:<\/strong>\u00a0On olemassa kalalaji nimelt\u00e4 \"slippery dick\" (Halichoeres bivittatus).<\/li>\n<li><strong>Sharks:<\/strong>\u00a0<a href=\"https:\/\/www.123fakta.com\/fi\/tosiasioita-haista\/\">Hait<\/a> tappaa 12 ihmist\u00e4 vuodessa. Ihmiset tappavat 11 417 haita tunnissa.<\/li>\n<li><strong>Sukupuoli:<\/strong>\u00a0Monet kalalajit vaihtavat sukupuolta el\u00e4m\u00e4ns\u00e4 aikana<\/li>\n<li><strong>Menen uimaan:<\/strong>\u00a0Joillakin kaloilla, kuten haikaloilla, ei ole ilmarakkoa, joten niiden on uitava v\u00e4ltt\u00e4\u00e4kseen pohjaan vajoamisen.<\/li>\n<li><strong>Ei virtsaa:<\/strong>\u00a0Kalat eiv\u00e4t virtsaa (pissaa) kuten nis\u00e4kk\u00e4\u00e4t, vaan ne eritt\u00e4v\u00e4t ammoniakkia veteen kidustensa kautta.<\/li>\n<li><strong>Makuaisti:<\/strong>\u00a0Useimmat kalat voivat maistaa avaamatta suutaan<\/li>\n<li><strong>Myrkyllinen siilikala:<\/strong>\u00a0Yhdess\u00e4 siilikalassa on tarpeeksi myrkky\u00e4 tappamaan 30 ihmist\u00e4.<\/li>\n<li><strong>Huulipuna:<\/strong>\u00a0Jotkin huulipunat sis\u00e4lt\u00e4v\u00e4t kalan suomuja (erityisesti ne, jotka tekev\u00e4t huulista kiilt\u00e4v\u00e4t tai kimaltelevat).<\/li>\n<li><strong>Sivulinja:<\/strong>\u00a0Kalael\u00e4imill\u00e4 on erityinen elin, jota kutsutaan \"sivulinjaelimeksi\" (tai \"sivulinjaksi\"), joka toimii tutkan tavoin ja auttaa niit\u00e4 l\u00f6yt\u00e4m\u00e4\u00e4n tiens\u00e4 pime\u00e4ss\u00e4 tai mutaisessa vedess\u00e4. Sivusiimaelimen ansiosta kalat eiv\u00e4t t\u00f6rm\u00e4\u00e4 toisiinsa esimerkiksi uidessaan parvissa.<\/li>\n<li><strong>Olemassaolo:<\/strong>\u00a0Kaloja on ollut maapallolla yli 450 miljoonaa vuotta, ja ne olivat siell\u00e4 jo kauan ennen kuin maapallolla oli <a href=\"https:\/\/www.123fakta.com\/fi\/faktoja-dinosauruksista\/\">dinosaurukset<\/a> saapui. Nis\u00e4kk\u00e4it\u00e4 on ollut maapallolla vain noin 200 miljoonaa vuotta.<\/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=\"Fakta: Afrikkalainen keuhkokala voi el\u00e4\u00e4 jopa 2 vuotta maalla.\" 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\">Attribuutio: Wikipedia.org<\/figcaption><\/figure>\n<p style=\"text-align: center;\"><em><strong>Fakta: Afrikkalainen keuhkokala voi selviyty\u00e4 maalla jopa 2 vuotta, jolloin se horrostaa maan alla ja odottaa vedenpinnan nousua.<\/strong><\/em><\/p>\n<h2>Kalan maailman enn\u00e4tykset<\/h2>\n<ul>\n<li><strong>Nopein kala:<\/strong>\u00a0Purjekala voi uida jopa 110 km\/h nopeudella.<\/li>\n<li><strong>Laji:<\/strong>\u00a0Kaloja on yli 32 000 lajia, mik\u00e4 tekee niist\u00e4 kaikista selk\u00e4rankaisista kaikkein monimuotoisimman ryhm\u00e4n. Kalalajeja on enemm\u00e4n kuin sammakkoel\u00e4imi\u00e4, matelijoita, lintuja ja nis\u00e4kk\u00e4it\u00e4 yhteens\u00e4.<\/li>\n<li><strong>Suurin kala:<\/strong>\u00a0Maailman suurin kala on\u00a0<a title=\"Valashaita koskevia faktoja\" href=\"https:\/\/www.123fakta.com\/da\/fakta-om-hvalhajer\">valashai<\/a>\u00a0(Rhincodon typus) . Suurin rekister\u00f6ity valashai oli 12,65 metri\u00e4 pitk\u00e4 ja painoi 21,5 tonnia.<\/li>\n<li><strong>Suurimmat kalanmunat:<\/strong>\u00a0Maailman suurin kalanmuna oli Meksikonlahdelta 1950-luvulla l\u00f6ydetty valashain muna, joka oli 35,6 cm pitk\u00e4.<\/li>\n<li><strong>Pienin kala:<\/strong>\u00a0Maailman pienin kala on Paedocypris progenetica, jonka pienin havaittu yksil\u00f6 oli 7,9 mm pitk\u00e4. Urokset saavuttavat 9,8 mm:n ja naaraat 10,3 mm:n maksimipituuden.<\/li>\n<li><strong>Vanhin kala:<\/strong>\u00a0Vanhimpiin kaloihin kuuluvat mm. alalaji Koi (Cyprinus carpio haematopterus) ja kuningaskalat (Sebastes spp.), jotka molemmat voivat el\u00e4\u00e4 yli 200-vuotiaiksi.<\/li>\n<li><strong>Useimmat munat:<\/strong>\u00a0Naaras-aurinkokala voi kutia jopa 300 miljoonaa munaa yhden kutukauden aikana.<\/li>\n<li><strong>Ensimm\u00e4inen akvaario:<\/strong>\u00a0Vuonna 1853 Lontoossa, Yhdistyneess\u00e4 kuningaskunnassa, avattiin maailman ensimm\u00e4inen yleis\u00f6lle avoin akvaario. Toinen akvaario avattiin jo vuonna 1856 New Yorkissa, Yhdysvalloissa.<\/li>\n<li><strong>Suurin kalafossiili:<\/strong>\u00a0Maailman suurin kalafossiili l\u00f6ydettiin Englannista vuonna 2003, ja sen pituus oli per\u00e4ti 22 metri\u00e4! Fossiili oli laji Leedsichthys problematicus, joka eli 150 miljoonaa vuotta sitten.<\/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=\"Fakta: Aurinkokalat voivat kutia jopa 300 000 000 m\u00e4timunaa yhden kauden aikana.\" 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\">Attribuutio: Per-Ola Norman - Wikipedia.org<\/figcaption><\/figure>\n<p style=\"text-align: center;\"><em><strong>Aurinkokalat voivat kutia kaikista kaloista eniten m\u00e4timunia, jopa 300 miljoonaa munaa yhden kutukauden aikana.<\/strong><\/em><\/p>\n<h2>Lis\u00e4\u00e4 faktoja kaloista<\/h2>\n<ul>\n<li><strong>Ui taaksep\u00e4in:<\/strong>\u00a0Jotkin kalat voivat uida takaperin, kuten liipaisukala (balistidae).<\/li>\n<li><strong>Maa ja ilma:<\/strong>\u00a0Kaikki kalat uivat, mutta jotkut voivat my\u00f6s hyp\u00e4t\u00e4 vedess\u00e4, lent\u00e4\u00e4 ja jopa k\u00e4vell\u00e4 maalla.<\/li>\n<li><strong>Keuhkokala:<\/strong>\u00a0Afrikkalainen keuhkokala (Protopterus) voi el\u00e4\u00e4 maalla jopa 2 vuotta. Ne horrostavat maan alla odottaen, ett\u00e4 vedenpinta nousee...<\/li>\n<li><strong>Makean veden lajit:<\/strong>\u00a040% kaikista kalalajeista el\u00e4\u00e4 makeassa vedess\u00e4, vaikka alle 0,1% maapallon vedest\u00e4 on makeaa vett\u00e4.<\/li>\n<li><strong>Suun kautta kutu:<\/strong>\u00a0Banggai-kardinaali (Pterapogon kauderni) pit\u00e4\u00e4 suussaan sek\u00e4 munia ett\u00e4 poikasia, kunnes poikaset pystyv\u00e4t uimaan itsen\u00e4isesti. Koska t\u00e4m\u00e4 prosessi kest\u00e4\u00e4 useita viikkoja, Banggai-kardinaali ei sy\u00f6 mit\u00e4\u00e4n ennen kuin poikaset kuoriutuvat.<\/li>\n<li><strong>Ruston luurangot:<\/strong>\u00a0Joidenkin kalojen luusto koostuu kokonaan rustosta (esim. hait).<\/li>\n<li><strong>Aistit:<\/strong>\u00a0Kalat voivat tuntea kipua ja stressi\u00e4 aivan kuten linnut, nis\u00e4kk\u00e4\u00e4t jne.<\/li>\n<li><strong>Uhanalaiset kalat:<\/strong>\u00a0Uhanalaisia kalalajeja on yli 1 000.<\/li>\n<li><strong>Akvaariovesi:<\/strong>\u00a0Vasta vuonna 1853 (Lontoossa) huomattiin, ett\u00e4 akvaarioveden suodattaminen ja hapettaminen oli v\u00e4ltt\u00e4m\u00e4t\u00f6nt\u00e4, jotta kalat voisivat selviyty\u00e4 siin\u00e4. Sit\u00e4 ennen kaikkia kaloja pidettiin ulkona.<\/li>\n<li><strong>Ichthyologia:<\/strong>\u00a0Kalojen tutkimusta kutsutaan nimell\u00e4 \"iktyologia\", ja kaloja tutkivaa henkil\u00f6\u00e4 kutsutaan nimell\u00e4 \"iktyologi\".<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Hauska nimi: On olemassa kalalaji nimelt\u00e4 \"liukas mulkku\" (Halichoeres bivittatus) Hait: Hait tappavat 12 ihmist\u00e4 vuodessa. Ihmiset tappavat 11 417 haita tunnissa Sukupuoli: Monet kalalajit vaihtavat sukupuolta el\u00e4m\u00e4ns\u00e4 aikana Uidessaan: Joillakin kaloilla - kuten haikaloilla - ei ole ilmarakkoa, joten niiden on uitava v\u00e4ltt\u00e4\u00e4kseen pohjaan vajoamisen ... <a title=\"Tietoa kaloista\" class=\"read-more\" href=\"https:\/\/www.123fakta.com\/fi\/facts-about-fish\" aria-label=\"Lue lis\u00e4\u00e4 aiheesta Faktoja kaloista\">Lue lis\u00e4\u00e4<\/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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