{"id":4648,"date":"2020-09-07T05:40:30","date_gmt":"2020-09-07T05:40:30","guid":{"rendered":"https:\/\/daivings.lv\/?p=4648"},"modified":"2026-05-22T05:56:14","modified_gmt":"2026-05-22T05:56:14","slug":"nirsana-ummja-ezera","status":"publish","type":"post","link":"https:\/\/daivings.lv\/lt\/nirsana-ummja-ezera\/","title":{"rendered":"Nardymas Ummja e\u017eere"},"content":{"rendered":"<p>Atlikome nardym\u0105 Ummjos e\u017eere, matavome jo dumblo stor\u012f ir skaidrum\u0105, taip pat ap\u017ei\u016br\u0117jome buvusi\u0105 nardymo mokymo aik\u0161tel\u0119, kad \u012fvertintume e\u017eero tinkamum\u0105 nardymui. Apklausos metu \u017evelgiant \u012f buvusi\u0105 Ummjos e\u017eero nardymo baz\u0119, vasaros pabaigoje matomumas e\u017eere siekia vos 1-1,5 metro. E\u017eeras apib\u016bdinamas kaip vienas i\u0161 nedaugelio skaidraus vandens e\u017eer\u0173 Latvijoje, ta\u010diau pastaraisiais de\u0161imtme\u010diais jis pasikeit\u0117.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Turinys<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Perjungti turin\u012f\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Perjungti<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/daivings.lv\/lt\/nirsana-ummja-ezera\/#Dortmana_lobelija_Ummja_ezera_krastos\" >Dortmano lobelija Umm e\u017eero pakrant\u0117je<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/daivings.lv\/lt\/nirsana-ummja-ezera\/#Ummja_ezera_eitrofikacija\" >Ummjos e\u017eero eutrofikacija<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/daivings.lv\/lt\/nirsana-ummja-ezera\/#Ezeros_izveidojas_bez_skabekla_zonas\" >E\u017eeruose susidaro zonos be deguonies<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/daivings.lv\/lt\/nirsana-ummja-ezera\/#Ezoros_mainas_krasas_dabiga_procesa_rezultata\" >E\u017eerai kei\u010dia spalv\u0105 d\u0117l nat\u016bralaus proceso<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/daivings.lv\/lt\/nirsana-ummja-ezera\/#Aizliegums_peldeties_Ummja_ezera_vasara\" >Draudimas maudytis Ummjos e\u017eere vasar\u0105<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Dortmana_lobelija_Ummja_ezera_krastos\"><\/span>Dortmano lobelija Umm e\u017eero pakrant\u0117je<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ummjos e\u017eere auga vos keliuose e\u017eeruose aptinkamas augalas \u2013 Dortmanio lobelija, vienintel\u0117 Latvijoje aptinkama lobelij\u0173 \u0161eimos r\u016b\u0161is, kuri yra labai reta, tod\u0117l ypa\u010d saugoma. Per pastaruosius 100 met\u0173 d\u0117l e\u017eer\u0173 eutrofikacijos \u2013 u\u017eaugimo ir vandens tar\u0161os \u0161is augalas \u2013 Dortmanio lobelija i\u0161nyko daugiau nei 20 Latvijos e\u017eer\u0173.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ummja_ezera_eitrofikacija\"><\/span>Ummjos e\u017eero eutrofikacija<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Yra nuomon\u0117, kad <em>Dortmano lobelija<\/em> Did\u017eiausi\u0105 gr\u0117sm\u0119 kelia e\u017eero vandens u\u017eter\u0161tumas organin\u0117s kilm\u0117s tar\u0161a, kuri daugiausia patenka \u012f vandens telkinius daugiausia d\u0117l didelio besimaudan\u010di\u0173j\u0173 skai\u010diaus, o tai paai\u0161kinama ir nat\u016bralia eutrofikacija. Vandens spalva Ummja e\u017eere pasikeit\u0117 i\u0161 m\u0117lynai \u017ealios \u012f \u017eali\u0105, ta\u010diau vandens klausa suma\u017e\u0117jo nuo 6 metr\u0173 1906 m. iki 3 metr\u0173 2017 m.<\/p>\n<p><em><strong>Nagrin\u0117jant bendr\u0105 Ummjos e\u017eero u\u017eaugimo tendencij\u0105, galima daryti i\u0161vad\u0105, kad ten vyksta nat\u016bralus procesas,<\/strong> nes e\u017eere yra tir\u0161ta organini\u0173 med\u017eiag\u0173 sud\u0117tis, <\/em>Per ilg\u0105 laikotarp\u012f nuo atsiradimo iki \u0161i\u0173 dien\u0173 e\u017eerai nuolat vyst\u0117si ir keit\u0117si. N\u0117 vienas i\u0161 e\u017eer\u0173 nei\u0161laik\u0117 savo pirmin\u0117s formos ar turinio, nes vos tik \u012fduba prisipildo vandens, prasideda j\u0173dviej\u0173 s\u0105veika. Viena vertus, vanduo uolienas ir tirpdo pamatines uolienas bei nuos\u0117das, kurios sudaro \u012fdubas, kita vertus, i\u0161tirpusios med\u017eiagos kei\u010dia vandens chemin\u0119 sud\u0117t\u012f.<\/p>\n<figure id=\"attachment_5691\" aria-describedby=\"caption-attachment-5691\" style=\"width: 300px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/daivings.lv\/daivings-ummja-ezera\/nirsana-ummja-ezera\/\" rel=\"attachment wp-att-5691\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-5691\" src=\"https:\/\/daivings.lv\/wp-content\/uploads\/Nirsana-Ummja-ezera-300x225.jpg\" alt=\"Nardymas Ummja e\u017eere\" width=\"300\" height=\"225\" srcset=\"https:\/\/daivings.lv\/wp-content\/uploads\/Nirsana-Ummja-ezera-300x225.jpg?v=1706275478 300w, https:\/\/daivings.lv\/wp-content\/uploads\/Nirsana-Ummja-ezera-1024x768.jpg?v=1706275478 1024w, https:\/\/daivings.lv\/wp-content\/uploads\/Nirsana-Ummja-ezera-768x576.jpg?v=1706275478 768w, https:\/\/daivings.lv\/wp-content\/uploads\/Nirsana-Ummja-ezera-16x12.jpg?v=1706275478 16w, https:\/\/daivings.lv\/wp-content\/uploads\/Nirsana-Ummja-ezera-1000x750.jpg?v=1706275478 1000w, https:\/\/daivings.lv\/wp-content\/uploads\/Nirsana-Ummja-ezera-230x173.jpg?v=1706275478 230w, https:\/\/daivings.lv\/wp-content\/uploads\/Nirsana-Ummja-ezera-350x263.jpg?v=1706275478 350w, https:\/\/daivings.lv\/wp-content\/uploads\/Nirsana-Ummja-ezera-480x360.jpg?v=1706275478 480w, https:\/\/daivings.lv\/wp-content\/uploads\/Nirsana-Ummja-ezera.jpg?v=1706275478 1200w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-5691\" class=\"wp-caption-text\">Nardymas Ummja e\u017eere<\/figcaption><\/figure>\n<p>Skai\u010diuojama, kad 1 mg bakterij\u0173 (Bacillus subtilis, Pseudomonas aeruginosa, Mycobacterium tuberculosis ir Acidithiobacillus ferrooxidans) per valand\u0105 sunaudoja iki 4 l deguonies. Bet 70 kg sveriantis \u017emogus sunk\u0173 fizin\u012f darb\u0105 per valand\u0105 sunaudoja tik 22 litrus deguonies, o tai daug milijon\u0173 (100) kart\u0173 ma\u017eiau nei sveria bakterijos. Jei dumbli\u0173 yra daug, tada visos sk\u0119stan\u010dios mas\u0117s mineralizacijai da\u017eniausiai neu\u017etenka, o dalis liku\u010di\u0173 susikaupia e\u017eero dugne nesuirusi\u0173 organini\u0173 med\u017eiag\u0173 pavidalu.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ezeros_izveidojas_bez_skabekla_zonas\"><\/span>E\u017eeruose susidaro zonos be deguonies<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Tuo pa\u010diu giliausiuose e\u017eero sluoksniuose susidaro bedeguonies zona. Kita vertus, \u017eiem\u0105 d\u0117l tos pa\u010dios prie\u017easties i\u0161 vandens visi\u0161kai i\u0161nyksta deguonis. E\u017eerus dengia ledas, i\u0161 oro negali patekti deguonies, nevyksta fotosintez\u0117, ta\u010diau \u017eiemojantiems augalams, kaip ir gyv\u016bnams, deguonies reikia kv\u0117puoti. Vandenyje deguonies yra ma\u017eai, nes jis da\u017eniausiai naudojamas skaidant organines med\u017eiagas. D\u0117l to e\u017eeruose, kuriuose gausu augal\u0173 ir gyv\u016bn\u0173, trok\u0161ta \u017euvys. Deguonimi e\u017eerai v\u0117l prisotinami visame gylyje tik pavasar\u012f ir ruden\u012f, vykstant vertikaliai vandens cirkuliacijai.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ezoros_mainas_krasas_dabiga_procesa_rezultata\"><\/span>E\u017eerai kei\u010dia spalv\u0105 d\u0117l nat\u016bralaus proceso<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Tokiuose e\u017eeruose vandens spalva tams\u0117ja, o skaidrumas labai smarkiai suma\u017e\u0117ja. Geriausiu atveju vanduo<br \/>skaidrus 5 - 6 m gylyje, da\u017eniausiai 1 - 3 m gylyje. Dauguma vandens reakcij\u0173 yra \u0161armin\u0117s (pH &gt; 7)<br \/>o e\u017eer\u0173 \u017eyd\u0117jimo metu \u2013 net stipriai \u0161arminis (pH 9). E\u017eer\u0173 vystymosi procese pakito oligotrofinis tipas<br \/>eutrofinis (E). Augal\u0173 maitinimosi s\u0105lygos eutrofiniuose e\u017eeruose yra puikios d\u0117l maisto med\u017eiag\u0173 kaupimosi. Tod\u0117l med\u017eiaga ir<br \/>yra energijos srauto pertrauka.\u00a0<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Aizliegums_peldeties_Ummja_ezera_vasara\"><\/span>Draudimas maudytis Ummjos e\u017eere vasar\u0105<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Siekiant netrikdyti \u0161io trapaus ir ne\u012fprasto augalo \u017eyd\u0117jimo, galioja ministr\u0173 kabineto nuostatai Nr. 204 \u201eIndividual\u016bs gamtos parko \u201ePaj\u016bris\u201c apsaugos ir naudojimo nuostatai\u201c, kuriuo u\u017edrausta maudytis ir plaukioti Ummjos e\u017eere nuo bir\u017eelio 1 d. iki rugpj\u016b\u010dio 15 d.<\/p>\n<p><strong>Susij\u0119 nardymo mokymo kursai, kuriuos veda PADI MSDT nardymo treneris:<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/daivings.lv\/padi-open-water-diver-owd\/\">PADI Open Water Diver<\/a><\/li>\n<li><a href=\"https:\/\/daivings.lv\/advanced-open-water-diver-sertifikats\/\">PADI Advanced Open Water Diver<\/a><\/li>\n<li><a href=\"https:\/\/daivings.lv\/meklesana-zem-udens-ar-metala-detektoru\/\">Ie\u0161kokite po vandeniu metalo detektoriumi<\/a><\/li>\n<\/ul>\n<p>Ruo\u0161iame, apmokome ir atestuojame narus. Si\u016blome 30 skirting\u0173 specializacij\u0173 nardymo mokymuose ir tarptautini\u0173 PADI nardymo sertifikat\u0173 i\u0161davimo. Sta\u017euot\u0117s nardymo profesionalams\u00a0<a href=\"https:\/\/daivings.lv\/padi-divmaster\/\">Divemaster<\/a>\u00a0(<a href=\"https:\/\/daivings.lv\/piedavajam-darba-praksi-daivinga-centra\/\">GO-PRO \u2013 nuo pradedan\u010diojo iki PADI Divemaster<\/a>). Organizuojame nardymo keliones,\u00a0<a href=\"https:\/\/daivings.lv\/goto\/https:\/\/www.facebook.com\/daivings\" rel=\"nofollow\">sekite mus &gt;&gt;&gt;<\/a>!<\/p>\n<p><em>Atviro vandens naras<\/em>\u00a0kurs\u0105 vedame Rygoje ir visoje Latvijoje (b\u016btina i\u0161ankstin\u0117 registracija, tel \/<strong>WhatsApp 220-77-202<\/strong>)<\/p>\n<div class=\"image fullWidth\">\n<div class=\"imageContainer\">\u00a0<\/div>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Atlikome nardym\u0105 Ummjos e\u017eere, matavome jo dumblo stor\u012f ir skaidrum\u0105, taip pat ap\u017ei\u016br\u0117jome buvusi\u0105 nardymo mokymo aik\u0161tel\u0119, kad \u012fvertintume e\u017eero tinkamum\u0105 nardymui. Apklausos metu, \u017evelgiant \u012f buvusi\u0105 Ummjos e\u017eero nardymo baz\u0119, vasaros pabaigoje matomumas e\u017eere tik [\u2026]<\/p>","protected":false},"author":1,"featured_media":5691,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-4648","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nirsanas-pasakumi"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nir\u0161ana Ummja ezer\u0101 - Daivings.lv<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/daivings.lv\/lt\/nirsana-ummja-ezera\/\" \/>\n<meta property=\"og:locale\" content=\"lt_LT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nir\u0161ana Ummja ezer\u0101 - 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