{"id":13946,"date":"2021-08-22T13:39:07","date_gmt":"2021-08-22T10:39:07","guid":{"rendered":"https:\/\/atlas.bspb.org\/vidove\/western-rock-nuthatch\/"},"modified":"2021-11-13T21:43:41","modified_gmt":"2021-11-13T19:43:41","slug":"western-rock-nuthatch","status":"publish","type":"vidove","link":"https:\/\/atlas.bspb.org\/en\/species\/western-rock-nuthatch\/","title":{"rendered":"Western Rock-nuthatch"},"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><i>(Sitta neumayer<\/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) &#8211; Least Concern<\/i><\/b><\/p>\n<p><b>Population size: <\/b><span style=\"font-weight: 400;\">2020: 93-185 pairs (2007: 200-500 pairs)<\/span><\/p>\n<p><b><i>Distribution pattern<\/i><\/b><\/p>\n<p><span style=\"font-weight: 400;\">With limited patchy distribution. Higher population density of the species is found in the valleys of the rivers Struma and Mesta with the neighbouring mountain regions and in the Eastern Rhodopes, more dispersed in the Western Rhodopes. Isolated single localities are found northward towards Stara Planina.<\/span><\/p>\n<p><b>Population estimation for the period 2013 &#8211; 2020:<\/b> <span style=\"font-weight: 400;\">During the period 2013-2020 the species was not found in 27 squares, where it was established before 2013 mainly in the Western Rhodopes and the northern parts of the Struma Valley, which is probably due to lack of observations and not to the extinction of the species in these sites.<\/span><\/p>\n<p><b>Population size in Special Protection Areas of Natura 2000:<\/b><span style=\"font-weight: 400;\"> 79-158 pairs (<\/span><span style=\"font-weight: 400;\">85<\/span><span style=\"font-weight: 400;\">% of the population). The highest numbers have been registered in the SPAs \u201cStuden Kladenets\u201d (19-34 pairs), \u201cKrumovitsa\u201d (13-27 pairs), \u201cMost Arda\u201d (13-25 pairs), and \u201cKresna\u201d (13-25 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\/103\/embed\" name=\"iframe_geonode\">Your browser does not support iframe.<\/iframe><!-- [et_pb_line_break_holder] --><pee><a href=\"https:\/\/gis.bspb.org\/maps\/103\/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 on open exposed sunny cliffs, on single or grouped isolated rocks of different heights and with niches, often with sparse shrub vegetation nearby. In isolated cases nests on anthropogenic structures (in cavities in old bridges, stone fences near railways, etc.).<\/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;\">Stable<\/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<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><b>Threats<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Disturbance, destruction of breeding habitats when operating quarries.<\/span><\/p>\n<p><i><span style=\"font-weight: 400;\">Volen Arkumarev<\/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;12691&#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":12692,"parent":0,"template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","wds_primary_letter":0},"letter":[197,206],"class_list":["post-13946","vidove","type-vidove","status-publish","has-post-thumbnail","hentry","letter-s","letter-w"],"_links":{"self":[{"href":"https:\/\/atlas.bspb.org\/en\/wp-json\/wp\/v2\/vidove\/13946","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\/12692"}],"wp:attachment":[{"href":"https:\/\/atlas.bspb.org\/en\/wp-json\/wp\/v2\/media?parent=13946"}],"wp:term":[{"taxonomy":"letter","embeddable":true,"href":"https:\/\/atlas.bspb.org\/en\/wp-json\/wp\/v2\/letter?post=13946"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}