{"id":324,"date":"2012-09-09T15:00:00","date_gmt":"2012-09-09T15:00:00","guid":{"rendered":"http:\/\/projectbaseline.nl\/2012\/09\/09\/2012-09-09-1022-hbos-jellyfish-and-rising-co2-at-6-mtr-depth\/"},"modified":"2025-06-16T18:18:26","modified_gmt":"2025-06-16T17:18:26","slug":"2012-09-09-1022-hbos-jellyfish-and-rising-co2-at-6-mtr-depth","status":"publish","type":"post","link":"https:\/\/projectbaseline.nl\/?p=324","title":{"rendered":"2012-09-09 10:22 hbos Jellyfish and rising CO2 at 6 mtr depth!"},"content":{"rendered":"<div style=\"font-family: Verdana,sans-serif;\"><span style=\"font-size: xx-small;\">Weather     :&nbsp;Sunny \/&nbsp;S wind&nbsp;3 bft \/ Rain  &lt;0.00 mm \/ 1011.2 hpa<\/span><\/div>\n<div style=\"font-family: Verdana,sans-serif;\"><span style=\"font-size: xx-small;\">Divers        : John, Thijs, Kacper, Axel <\/span><\/div>\n<div style=\"font-family: Verdana,sans-serif;\"><span style=\"font-size: xx-small;\">Goal          : Water samples \/ Visibility \/ Check deep pontoon.<\/span><\/div>\n<div style=\"font-family: Verdana,sans-serif;\"><span style=\"font-size: xx-small;\">Max depth  :&nbsp;17.8 mtrs<\/span><span style=\"font-size: xx-small;\"> <\/span><\/div>\n<div style=\"font-family: Verdana,sans-serif;\"><span style=\"font-size: xx-small;\">Duration     :&nbsp;86 minutes<\/span><\/div>\n<div style=\"font-family: Verdana,sans-serif;\"><span style=\"font-size: xx-small;\">Air temp     :&nbsp;&nbsp;26 celsius <\/span><\/div>\n<div style=\"font-family: Verdana,sans-serif;\"><span style=\"font-size: xx-small;\">Water temp :&nbsp;13.6 celsius minimum<\/span><\/div>\n<div style=\"font-family: Verdana,sans-serif;\"><span style=\"font-size: xx-small;\">Fish: &gt;&nbsp;2 eal, scattered young Perch, not in schools anymore, 1 Jelly fish see movie (Craspedacusta Sowerbii at 10 mtr depth), Copepods!<\/span><br \/><span style=\"font-size: xx-small;\">Plants         :Big dots of algea up to 4 mtr, one Chara plant (kranswier) , but I have to find out what it is exactly<\/span><br \/><span style=\"font-size: xx-small;\">Visibility      : 7,5 mtr&nbsp;at 6 mtr depth, 7 mtr at 3 mtr depth<\/span><\/div>\n<div style=\"font-family: Verdana,sans-serif;\"><span style=\"font-size: xx-small;\">Remarks:  &gt;&nbsp;10 divers. Copepods active even at 14 mtr up to 7 mtrs. At 17,8 my divelamp seemed to have switched off, but it was the extremely poor visibility under the Thermocline at 15 mtrs. Temp dropped from 21 &#8211; 14 degrees. At measurepoint young mussels attached to the rope at 6 mtr depth, where as at 3 mtr ..nothing. So at 6 mtr the conditions are presumably better. Christatella Mucedo (mosdiertjes) at southside of Paviljoen growing on the green algea dots.but also in the shade&nbsp;just under de Paviljoen on a concrete overgrown beam.&nbsp;Even young mussels grow on pondweed at about 6 mtr depth. Discovered a new plant at 3 mtr at entry\/exit point being <\/span><span style=\"font-size: small;\">Zannichellia palustris.. <\/span><span style=\"font-family: Arial, Helvetica, sans-serif; font-size: x-small;\">plant was also recorded in 2006 according to official reports.<\/span><br \/><span style=\"font-size: xx-small;\">First eal rested at 13 mtr depth. Noticed a track of a bigger crab at 12 mtr&#8230; looked like wolhandkrab. At surface and only&nbsp;at Northside some very small dots of bluealgea like (do not know if it is the real thing) Same as last year. It was stable.<\/span><br \/><span style=\"font-size: xx-small;\"><\/span>&nbsp;<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Weather :&nbsp;Sunny \/&nbsp;S wind&nbsp;3 bft \/ Rain &lt;0.00 mm \/ 1011.2 hpa Divers : John, Thijs, Kacper, Axel Goal : Water samples \/ Visibility \/ Check deep pontoon. Max depth :&nbsp;17.8 mtrs Duration :&nbsp;86 minutes Air temp :&nbsp;&nbsp;26 celsius Water temp :&nbsp;13.6 celsius minimum Fish: &gt;&nbsp;2 eal, scattered young Perch, not in schools anymore, 1 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/projectbaseline.nl\/?p=324\" class=\"more-link\">Lees verder <span class=\"screen-reader-text\">&#8220;2012-09-09 10:22 hbos Jellyfish and rising CO2 at 6 mtr depth!&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-324","post","type-post","status-publish","format-standard","hentry","category-hbos"],"_links":{"self":[{"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=\/wp\/v2\/posts\/324","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=324"}],"version-history":[{"count":1,"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=\/wp\/v2\/posts\/324\/revisions"}],"predecessor-version":[{"id":5022,"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=\/wp\/v2\/posts\/324\/revisions\/5022"}],"wp:attachment":[{"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=324"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=324"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=324"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}