{"id":13944,"date":"2021-08-22T13:36:27","date_gmt":"2021-08-22T10:36:27","guid":{"rendered":"https:\/\/atlas.bspb.org\/vidove\/eurasian-oystercatcher\/"},"modified":"2021-11-13T18:12:18","modified_gmt":"2021-11-13T16:12:18","slug":"eurasian-oystercatcher","status":"publish","type":"vidove","link":"https:\/\/atlas.bspb.org\/en\/species\/eurasian-oystercatcher\/","title":{"rendered":"Eurasian Oystercatcher"},"content":{"rendered":"<p>[et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.9.0&#8243; custom_padding=&#8221;0px||0px||true|false&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;][et_pb_row column_structure=&#8221;2_3,1_3&#8243; _builder_version=&#8221;4.9.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;][et_pb_column type=&#8221;2_3&#8243; _builder_version=&#8221;4.9.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;][et_pb_text _builder_version=&#8221;4.9.0&#8243; _dynamic_attributes=&#8221;content&#8221; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; custom_margin=&#8221;||4px||false|false&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;]@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF90aXRsZSIsInNldHRpbmdzIjp7ImJlZm9yZSI6IjxoMT4iLCJhZnRlciI6IjwvaDE+In19@[\/et_pb_text][et_pb_text admin_label=&#8221;Text&#8221; _builder_version=&#8221;4.9.11&#8243; text_font=&#8221;||on||||||&#8221; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;]<\/p>\n<p><b>(<\/b><b><i>Haematopus ostralegus<\/i><\/b><b>)<\/b><\/p>\n<p>[\/et_pb_text][et_pb_text _builder_version=&#8221;4.9.11&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;]<\/p>\n<p><b><i>Category of conservation concern (IUCN, 2020) \u2013 <\/i><\/b><span style=\"font-weight: 400;\">Near threatened<\/span><\/p>\n<p><b>Population size<\/b><b><i>: <\/i><\/b><span style=\"font-weight: 400;\">2020: 39 -94 pairs (2007: 30-50 pairs)<\/span><\/p>\n<p><b><i>Distribution pattern<\/i><\/b><\/p>\n<p><span style=\"font-weight: 400;\">The breeding sites are in four isolated areas: on islands in the middle and lower currents of the Maritsa River, in the Burgas Wetlands, in the Varna \u2013 Beloslav Lake Complex, and the Tzibar Island on the Danube River.<\/span><\/p>\n<p><b>Population estimation for the period 2013 &#8211; 2020:<\/b> <span style=\"font-weight: 400;\">The number of breeding pairs varies through the years. Breeds on sandy and gravel river islands along the Maritsa and Danube Rivers. The fluctuations in the number of breeding pairs are due to flooding of the islands at high waters. Along the Black Sea coast the species breeds in saline terrains with halophytic vegetation, on dikes in saltpans.<\/span><\/p>\n<p><b>Population size in Special Protection Areas of Natura 2000<\/b><span style=\"font-weight: 400;\">: 24-51 pairs<\/span><span style=\"font-weight: 400;\"> (56%<\/span><span style=\"font-weight: 400;\"> of the population). The highest numbers have been registered in the SPAs Pomorie Lake (5-6 pairs), Bakarlaka (3-4 pairs), and Maritsa-Parvomay (2-8 pairs).<\/span><\/p>\n<p>[\/et_pb_text][et_pb_code _builder_version=&#8221;4.9.11&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;]<iframe loading=\"lazy\" width=\"100%\" height=\"600px\" src=\"https:\/\/gis.bspb.org\/maps\/99\/embed\" name=\"iframe_geonode\">Your browser does not support iframe.<\/iframe><!-- [et_pb_line_break_holder] --><pee><a href=\"https:\/\/gis.bspb.org\/maps\/99\/embed\">Big size map<\/a><\/pee><!-- [et_pb_line_break_holder] -->[\/et_pb_code][et_pb_text _builder_version=&#8221;4.9.11&#8243; _module_preset=&#8221;default&#8221; text_font=&#8221;||on||||||&#8221; text_font_size=&#8221;15px&#8221; text_line_height=&#8221;1.3em&#8221; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;]<strong>Breeding distribution 2013 \u2013 2020<\/strong> \u2013 The distribution and the estimation of the population size of the species for the period 2013 \u2013 2020 is presented \u2013 <span class=\"map-text yellow\"><\/span><\/p>\n<p><strong>Comparative distribution of the species<\/strong> compared to the first breeding birds atlas (Iankov, 2007): Breeding locality until 2007 <span class=\"map-text red\"><\/span> | Breeding locality until 2007, confirmed after 2015 \u2013 <span class=\"map-text green\"><\/span> | New breeding locality after 2015. \u2013 <span class=\"map-text blue\"><\/span> The breeding localities after 2015 are identified on a base of raw data from <a href=\"https:\/\/smartbirds.org\">smartbirds.org<\/a>.[\/et_pb_text][et_pb_text _builder_version=&#8221;4.9.11&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;]<\/p>\n<p><b><i>Habitats<\/i><\/b><\/p>\n<p><span style=\"font-weight: 400;\">Breeds along Maritsa and Danube rivers on sandy and gravel river islands in running waters, and along the Black Sea coast &#8211; on saline terrains with halophytic vegetation on the banks of hypersaline lagoons, on dikes in saltpans or near standing brackish waters, at some places \u2013 possibly to standing fresh waters as well.<\/span><\/p>\n<p><b>Trends in population changes for the period 2013-2020<\/b><\/p>\n<table>\n<tbody>\n<tr>\n<td>\n<p><b>Short-term trend of population size:<\/b><\/p>\n<\/td>\n<td>\n<p><span style=\"font-weight: 400;\">Stable<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p><b>Long-term trend of population size:<\/b><\/p>\n<\/td>\n<td>\n<p><span style=\"font-weight: 400;\">Possibly decreasing<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p><b>Short-term trend of distribution:<\/b><\/p>\n<\/td>\n<td>\n<p><span style=\"font-weight: 400;\">Stable<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p><b>Long-term trend of distribution:<\/b><\/p>\n<\/td>\n<td>\n<p><span style=\"font-weight: 400;\">Stable, with non-intermittent fluctuations<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><b>Threats<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Drainage of wetlands, poaching, sand quarries along rivers, disturbance by anglers and tourists during the breeding season.\u00a0<\/span><\/p>\n<p><i><span style=\"font-weight: 400;\">Mikhail Iliev, Vladimir Mladenov<\/span><\/i><\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_3&#8243; _builder_version=&#8221;4.9.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;][dipi_masonry_gallery images=&#8221;12697,12701,12695&#8243; caption_in_lightbox=&#8221;on&#8221; use_overlay=&#8221;on&#8221; use_thumbnails=&#8221;on&#8221; image_size_desktop=&#8221;medium&#8221; image_size_tablet=&#8221;medium&#8221; image_size_phone=&#8221;medium&#8221; admin_label=&#8221;Pixel Masonry Gallery&#8221; _builder_version=&#8221;4.13.1&#8243; _module_preset=&#8221;default&#8221; hover_enabled=&#8221;0&#8243; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; overlay_bg_color__hover_enabled=&#8221;on|hover&#8221; sticky_enabled=&#8221;0&#8243;][\/dipi_masonry_gallery][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"featured_media":12698,"parent":0,"template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","wds_primary_letter":0},"letter":[185,197],"class_list":["post-13944","vidove","type-vidove","status-publish","has-post-thumbnail","hentry","letter-e","letter-s"],"_links":{"self":[{"href":"https:\/\/atlas.bspb.org\/en\/wp-json\/wp\/v2\/vidove\/13944","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/atlas.bspb.org\/en\/wp-json\/wp\/v2\/vidove"}],"about":[{"href":"https:\/\/atlas.bspb.org\/en\/wp-json\/wp\/v2\/types\/vidove"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/atlas.bspb.org\/en\/wp-json\/wp\/v2\/media\/12698"}],"wp:attachment":[{"href":"https:\/\/atlas.bspb.org\/en\/wp-json\/wp\/v2\/media?parent=13944"}],"wp:term":[{"taxonomy":"letter","embeddable":true,"href":"https:\/\/atlas.bspb.org\/en\/wp-json\/wp\/v2\/letter?post=13944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}