{"id":215,"date":"2014-01-15T20:15:00","date_gmt":"2014-01-15T20:15:00","guid":{"rendered":"http:\/\/projectbaseline.nl\/2014\/01\/15\/result-setl-h124-15-03-2013-t-m-04-12-2013\/"},"modified":"2025-08-17T13:42:30","modified_gmt":"2025-08-17T12:42:30","slug":"result-setl-h124-15-03-2013-t-m-04-12-2013","status":"publish","type":"post","link":"https:\/\/projectbaseline.nl\/?p=215","title":{"rendered":"Result SETL H124 15-03-2013 t\/m 04-12-2013"},"content":{"rendered":"<p><span style=\"font-family: Verdana, sans-serif;\">Initially we meant to leave this plate hanging for 1 year, before replacing it.<\/span><br \/><span style=\"font-family: Verdana, sans-serif;\">Then we decided to change the protocol. Two permanent plates and two plates being replaced every three months. That is why we took H124 out of the water to analyze more thoroughly at dec 4th 2013. Analyzing by photos is not sufficient enough.<\/span><br \/><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><span style=\"font-family: Verdana, sans-serif;\">15-03-2013 Watertemperature was 4,2 celsius at 1 meter depth.<\/span><br \/><span style=\"font-family: Verdana, sans-serif;\">04-12-2013&nbsp;<\/span><span style=\"font-family: Verdana, sans-serif;\">Watertemperature was 9,0 celsius at 1 meter depth.<\/span><br \/><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/p>\n<div><span style=\"font-family: Verdana, sans-serif;\">We show you the results H124 plate over a timespan of 9 months.<\/span><\/div>\n<div><span style=\"font-family: Verdana, sans-serif;\"><b><br \/><\/b><\/span><span style=\"font-family: Verdana, sans-serif;\"><b>After 3 months at 15-06-2013 \/ 19,8 celsius.<\/b><\/span><br \/><span style=\"font-family: Verdana, sans-serif;\"><b><br \/><\/b><\/span><span style=\"font-family: Verdana, sans-serif;\">Organisms (only took photo, no specimens)<\/span><\/p>\n<ul>\n<li><span style=\"font-family: Verdana, sans-serif;\">Threads of gutweed<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">2 orange coloured specks with sponge-like structure.<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">1 amphipode<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">Branchlike algea<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">Brown and greenish coloration probably diatoms.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/p>\n<div style=\"clear: both; text-align: center;\"><a href=\"http:\/\/3.bp.blogspot.com\/-hKec53NsdVw\/UtbfVs4WhEI\/AAAAAAAALK4\/TOraKzbOYwE\/s1600\/P1011301H124.JPG\" style=\"margin-left: 1em; margin-right: 1em;\"><img loading=\"lazy\" decoding=\"async\" border=\"0\" src=\"http:\/\/3.bp.blogspot.com\/-hKec53NsdVw\/UtbfVs4WhEI\/AAAAAAAALK4\/TOraKzbOYwE\/s1600\/P1011301H124.JPG\" height=\"240\" width=\"320\" \/><\/a><\/div>\n<p><span style=\"font-family: Verdana, sans-serif;\"><b><br \/><\/b><\/span><span style=\"font-family: Verdana, sans-serif;\"><b><br \/><\/b><\/span><br \/><span style=\"font-family: Verdana, sans-serif;\"><b>After 6 months at 15-09-2013 \/ 19,3 celsius.<\/b><\/span><\/div>\n<div><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><span style=\"font-family: Verdana, sans-serif;\">Organisms (only took photo, no specimens)<\/span><br \/><span style=\"font-family: Verdana, sans-serif;\">Plate still without Dreissena on august 4th.<\/span><br \/><span style=\"font-family: Verdana, sans-serif;\">Plate covered with Dreissena on sept 1st.<\/span><\/p>\n<ul>\n<li><span style=\"font-family: Verdana, sans-serif;\">Dreissena polymorpha&nbsp;<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">Dreissena rostiformis bugensis<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">Spongilla or Ephydatia<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">Cordylophora<\/span><\/li>\n<\/ul>\n<\/div>\n<div>\n<div style=\"clear: both; text-align: center;\"><a href=\"http:\/\/4.bp.blogspot.com\/-qkr2dndovs0\/Utbe6VdwgaI\/AAAAAAAALKw\/ABymYNh6T78\/s1600\/IMG_2045.JPG\" style=\"margin-left: 1em; margin-right: 1em;\"><img loading=\"lazy\" decoding=\"async\" border=\"0\" src=\"http:\/\/4.bp.blogspot.com\/-qkr2dndovs0\/Utbe6VdwgaI\/AAAAAAAALKw\/ABymYNh6T78\/s1600\/IMG_2045.JPG\" height=\"240\" width=\"320\" \/><\/a><\/div>\n<p><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/div>\n<div><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/div>\n<div><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/div>\n<div><b style=\"font-family: Verdana, sans-serif;\">After 9 months at 04-12-2013 \/ 9 celsius.<\/b><\/div>\n<div><span style=\"font-family: Verdana, sans-serif;\"><b><br \/><\/b><\/span><span style=\"font-family: Verdana, sans-serif;\">Organisms (Photo and specimens)<\/span><\/p>\n<ul style=\"-webkit-text-stroke-width: 0px; color: black; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px;\">\n<li><span style=\"font-family: Verdana, sans-serif;\">138 pcs Dreissena polymorpha. &nbsp; &nbsp;&nbsp;<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">16 pcs Dreissena rostiformis bugensis.<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\"><span style=\"font-family: Verdana, sans-serif;\">The ratio between D.rostiformis bugensis and&nbsp;<\/span>D.polymorpha is 11,5%&nbsp;<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">Orange specks (unknown) see microscope photos.<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">Spongilla or Ephydatia with gemmulae.<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">Cordylophora&nbsp;<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">Diatoms<\/span><\/li>\n<li><span style=\"font-family: Verdana, sans-serif;\">Old byssus threads of the Dreissena&#8217;s<\/span><\/li>\n<\/ul>\n<\/div>\n<p><\/p>\n<table align=\"center\" cellpadding=\"0\" cellspacing=\"0\" style=\"margin-left: auto; margin-right: auto; text-align: center;\">\n<tbody>\n<tr>\n<td style=\"text-align: center;\"><a href=\"http:\/\/1.bp.blogspot.com\/-77MRLbXLPFs\/Utbcu_KiyeI\/AAAAAAAALKg\/tGu7e97fmZs\/s1600\/H124_15-12-2013_0002.JPG\" style=\"margin-left: auto; margin-right: auto;\"><img loading=\"lazy\" decoding=\"async\" border=\"0\" src=\"http:\/\/1.bp.blogspot.com\/-77MRLbXLPFs\/Utbcu_KiyeI\/AAAAAAAALKg\/tGu7e97fmZs\/s320\/H124_15-12-2013_0002.JPG\" height=\"240\" width=\"320\" \/><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-family: Verdana, sans-serif;\">H124<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"clear: both; text-align: center;\"><\/div>\n<table align=\"center\" cellpadding=\"0\" cellspacing=\"0\" style=\"margin-left: auto; margin-right: auto; text-align: center;\">\n<tbody>\n<tr>\n<td style=\"text-align: center;\"><a href=\"http:\/\/1.bp.blogspot.com\/-Zpl-HuO5tv4\/Utbim8SxhXI\/AAAAAAAALLA\/agsT-tkR_y4\/s1600\/IMAG1501.jpg\" style=\"margin-left: auto; margin-right: auto;\"><img loading=\"lazy\" decoding=\"async\" border=\"0\" src=\"http:\/\/1.bp.blogspot.com\/-Zpl-HuO5tv4\/Utbim8SxhXI\/AAAAAAAALLA\/agsT-tkR_y4\/s1600\/IMAG1501.jpg\" height=\"240\" width=\"320\" \/><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-family: Verdana, sans-serif;\">Spongilla needles ratio to specks.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><\/p>\n<table align=\"center\" cellpadding=\"0\" cellspacing=\"0\" style=\"margin-left: auto; margin-right: auto; text-align: center;\">\n<tbody>\n<tr>\n<td style=\"text-align: center;\"><a href=\"http:\/\/1.bp.blogspot.com\/-GqGixM6vHRU\/Utbivmzl0lI\/AAAAAAAALLI\/voBeX7jiJdc\/s1600\/IMAG1468.jpg\" style=\"margin-left: auto; margin-right: auto;\"><img loading=\"lazy\" decoding=\"async\" border=\"0\" src=\"http:\/\/1.bp.blogspot.com\/-GqGixM6vHRU\/Utbivmzl0lI\/AAAAAAAALLI\/voBeX7jiJdc\/s1600\/IMAG1468.jpg\" height=\"240\" width=\"320\" \/><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-family: Verdana, sans-serif;\">Biggest found speck of 0,5 mm.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><\/p>\n<table align=\"center\" cellpadding=\"0\" cellspacing=\"0\" style=\"margin-left: auto; margin-right: auto; text-align: center;\">\n<tbody>\n<tr>\n<td style=\"text-align: center;\"><a href=\"http:\/\/3.bp.blogspot.com\/-sansSFDjqrg\/UtbivniDeJI\/AAAAAAAALLM\/g3riDz4Y1Oo\/s1600\/IMAG1472.jpg\" style=\"margin-left: auto; margin-right: auto;\"><img loading=\"lazy\" decoding=\"async\" border=\"0\" src=\"http:\/\/3.bp.blogspot.com\/-sansSFDjqrg\/UtbivniDeJI\/AAAAAAAALLM\/g3riDz4Y1Oo\/s1600\/IMAG1472.jpg\" height=\"240\" width=\"320\" \/><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-family: Verdana, sans-serif;\">Fragillaria like diatom ratio to specks.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"clear: both; text-align: center;\"><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\">Remarks:<\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\">The orange specks are also seen on the plate at 15-06-2013, according to the photo&#8217;s, I really have no idea what they are and<span style=\"color: #cc0000;\"> <b>any help is welcome!<\/b><\/span><\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\">I have specimens on Ethanol 95%. These orange specks were also on the Belgian SETL plates in december when we visited them, so it is common.<\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\">It could also be an excrement of an organism. The question is what organism and what food causes the distinct orange colour.<\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\">The ratio between D.rostiformis bugensis and&nbsp;<\/span><span style=\"font-family: Verdana, sans-serif;\">D.polymorpha can be important in the future, because on plate <a href=\"http:\/\/baselinehaarlemmermeer.blogspot.nl\/2014\/02\/result-setl-h126-11-06-2013-tm-04-12.html\" target=\"_blank\">H126 <\/a>the ratio is 10%. Now that is not representable data as we only have two plates, but it gives an idea.<\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\">Another idea is to simply harvest clusters of Dreissena&#8217;s to see what the ratio is on various locations and depths.<\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\">Also it is unclear why a specific area of Dreissena&#8217;s were still attached to the plate. You can clearly see that from beginning of october 2013 due to the growth of the Dreissena&#8217;s the 14&#215;14 cm area became overcrowded. Many Dreissena&#8217;s started to form hanging clusters and eventually let go.<\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\"><a href=\"http:\/\/baselinehaarlemmermeer.blogspot.nl\/2014\/02\/result-setl-h126-11-06-2013-tm-04-12.html\" target=\"_blank\">Go to RESULTS of H126<\/a><\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/div>\n<div style=\"clear: both; text-align: center;\"><span style=\"font-family: Verdana, sans-serif;\">See photo on righthand side you can see a first cluster hanging.<\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/div>\n<table align=\"center\" cellpadding=\"0\" cellspacing=\"0\" style=\"margin-left: auto; margin-right: auto; text-align: center;\">\n<tbody>\n<tr>\n<td style=\"text-align: center;\"><a href=\"http:\/\/3.bp.blogspot.com\/-NNjKZStKn6k\/Utbq_G7DriI\/AAAAAAAALLk\/KmBoPJ5_IZE\/s1600\/H124~14_29-09-13_18c.JPG\" style=\"margin-left: auto; margin-right: auto;\"><img loading=\"lazy\" decoding=\"async\" border=\"0\" src=\"http:\/\/3.bp.blogspot.com\/-NNjKZStKn6k\/Utbq_G7DriI\/AAAAAAAALLk\/KmBoPJ5_IZE\/s1600\/H124~14_29-09-13_18c.JPG\" height=\"240\" width=\"320\" \/><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-family: Verdana, sans-serif;\">H124 29-09-2013 15 celsius.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/div>\n<div style=\"clear: both; text-align: left;\"><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/div>\n<p><span style=\"font-family: Verdana, sans-serif;\"><br \/><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Initially we meant to leave this plate hanging for 1 year, before replacing it.Then we decided to change the protocol. Two permanent plates and two plates being replaced every three months. That is why we took H124 out of the water to analyze more thoroughly at dec 4th 2013. Analyzing by photos is not sufficient &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/projectbaseline.nl\/?p=215\" class=\"more-link\">Lees verder <span class=\"screen-reader-text\">&#8220;Result SETL H124 15-03-2013 t\/m 04-12-2013&#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":[2],"tags":[],"class_list":["post-215","post","type-post","status-publish","format-standard","hentry","category-geen-categorie"],"_links":{"self":[{"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=\/wp\/v2\/posts\/215","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=215"}],"version-history":[{"count":1,"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=\/wp\/v2\/posts\/215\/revisions"}],"predecessor-version":[{"id":5111,"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=\/wp\/v2\/posts\/215\/revisions\/5111"}],"wp:attachment":[{"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=215"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=215"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/projectbaseline.nl\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=215"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}