{"id":6291,"date":"2026-10-19T09:48:44","date_gmt":"2026-10-19T09:48:44","guid":{"rendered":"https:\/\/phd.hi.is\/doktorsvorn\/doktorsvorn-i-liffraedi-quentin-horta-lacueva\/"},"modified":"2026-10-19T09:48:44","modified_gmt":"2026-10-19T09:48:44","slug":"doktorsvorn-i-liffraedi-quentin-horta-lacueva","status":"publish","type":"phd_defence","link":"https:\/\/phd.hi.is\/en\/doktorsvorn\/doktorsvorn-i-liffraedi-quentin-horta-lacueva\/","title":{"rendered":"Doktorsv\u00f6rn \u00ed l\u00edffr\u00e6\u00f0i &#8211; Quentin Horta-Lacueva"},"content":{"rendered":"<div class=\"field-items\">\n<div class=\"field-item even\" property=\"content:encoded\">\n<p><a href=\"https:\/\/livestream.com\/hi\/doktorsvornquentinjeanbhortalacueva\"><strong>Streymi<\/strong><\/a><\/p>\n<p><strong>Doktorsefni:<\/strong> Quentin Horta-Lacueva<\/p>\n<p><strong>Heiti ritger\u00f0ar:<\/strong> \u00der\u00f3un \u00e6xlunart\u00e1lma milli samsv\u00e6\u00f0a afbrig\u00f0a bleikju (Salvelinus alpinus). Evolution of reproductive isolation in sympatric Arctic charr morphs (Salvelinus alpinus)<\/p>\n<p><strong>Andm\u00e6lendur:<\/strong><br \/>Dr. Felicity Jones, ranns\u00f3knastj\u00f3ri hj\u00e1 Friedrich Miescher Laboratory, Max Planck Society, \u00de\u00fdskalandi<br \/>Dr. Benedikt Hallgr\u00edmsson, pr\u00f3fessor vi\u00f0 University of Calgary, Kanada<\/p>\n<p><strong>Lei\u00f0beinendur:<\/strong> Dr. Kalina Hristova Kapralova, ranns\u00f3knas\u00e9rfr\u00e6\u00f0ingur vi\u00f0 L\u00edf- og umhverfisv\u00edsindastofnun H\u00cd og dr. Sigur\u00f0ur Sveinn Snorrason, pr\u00f3fessor emeritus vi\u00f0 L\u00edf- og umhverfisv\u00edsindadeild H\u00cd<\/p>\n<p><strong>Einnig \u00ed doktorsnefnd:<\/strong><br \/>Dr. Micheal Morrissey, d\u00f3sent vi\u00f0 University of St. Andrews, Skotlandi<br \/>Dr. Neil Metcalfe, pr\u00f3fessor vi\u00f0 University of Glasgow, Skotlandi<br \/>Dr. Sk\u00fali Sk\u00falason, pr\u00f3fessor vi\u00f0 H\u00e1sk\u00f3lann \u00e1 H\u00f3lum<\/p>\n<p><strong>Doktorsv\u00f6rn st\u00fdrir:<\/strong> Dr. Anna D\u00f3ra S\u00e6\u00fe\u00f3rsd\u00f3ttir, pr\u00f3fessor og deildarforseti L\u00edf- og umhverfisv\u00edsindadeildar H\u00cd.<\/p>\n<p><strong>\u00c1grip<\/strong><br \/>Fj\u00f6lbrig\u00f0ni tengd f\u00e6\u00f0u- og b\u00fasv\u00e6\u00f0avali er talin geta veri\u00f0 mikilv\u00e6g \u00ed ferli afbrig\u00f0a- og tegundamyndunar me\u00f0al hryggd\u00fdra. N\u00fdlega hafa komi\u00f0 fram heildst\u00e6\u00f0ari hugmyndir um \u00feessi ferli sem taka til samspils \u00feroskunar-, vistfr\u00e6\u00f0i- og \u00fer\u00f3unarferla, en bagalegt er a\u00f0 \u00fe\u00e6r sni\u00f0ganga mikilv\u00e6gi \u00fer\u00f3unar \u00e6xlunareinangrunar. H\u00e9r eru f\u00e6r\u00f0 r\u00f6k fyrir \u00fev\u00ed a\u00f0 bleikjuafbrig\u00f0in \u00ed \u00deingvallavatni s\u00e9u einstaklega vel til \u00feess fallin a\u00f0 rannsaka \u00fer\u00f3un \u00e6xlunareinangrunar \u00ed lj\u00f3si fyrrgreindra hugmynda. Um \u00feetta er fjalla\u00f0 \u00ed fimm greinum \u00ed ritger\u00f0inni. \u00cd fyrstu beindist athyglin a\u00f0 tveimur afbrig\u00f0anna, dvergbleikju og murtu. Ni\u00f0urst\u00f6\u00f0ur sta\u00f0la\u00f0ra eldistilrauna me\u00f0 afkv\u00e6mi afbrig\u00f0anna og kynblendinga \u00feeirra g\u00e1fu til kynna a\u00f0 kynbl\u00f6ndun hef\u00f0i takm\u00f6rku\u00f0 \u00e1hrif \u00e1 mynstur samdreifni svipfars\u00fe\u00e1tta er tengjast l\u00edkamsl\u00f6gun, t\u00edmasetningu \u00feroskunarferla og f\u00e6\u00f0uatferli (1. grein) og pers\u00f3nuleika\u00fe\u00e1ttum (2. grein). \u00c1 hinn b\u00f3ginn s\u00fdndu athuganir \u00e1 breytileika \u00ed tj\u00e1ningu gena \u00e1 f\u00f3sturskei\u00f0i a\u00f0 kynbl\u00f6ndun afbrig\u00f0anna g\u00e6ti haft \u00e1hrif \u00e1 m\u00f6guleika til \u00fer\u00f3unar (3. grein). \u00de\u00e1 var lagt mat \u00e1 nokkra \u00fe\u00e6tti sem stu\u00f0la\u00f0 geta a\u00f0 \u00e6xlunareinangrun milli afbrig\u00f0anna, t.d. \u00fe\u00e6tti sem tengjast vali \u00e1 hrygningarsv\u00e6\u00f0um, vali \u00e1 maka og \u00feroskun kynblendinga (4. grein). A\u00f0 lokum var samspil vals \u00e1 hrygningarsta\u00f0 og f\u00f3stur\u00feroskunar hj\u00e1 ku\u00f0ungableikju rannsaka\u00f0 s\u00e9rstaklega, en h\u00fan hrygnir miklu fyrr en hin afbrig\u00f0in og er \u00feannig \u00e6xlunarlega einangru\u00f0 fr\u00e1 \u00feeim (5. grein). Athuganir \u00e1 hrygningarsl\u00f3\u00f0 og eldistilraunir me\u00f0 afkv\u00e6mi ku\u00f0ungableikju benda til \u00feess a\u00f0 h\u00fan velji a\u00f0 hrygna \u00e1 st\u00f6\u00f0um \u00fear sem hitastig er l\u00e1gt og \u00feroski h\u00e6gur. Ranns\u00f3knir \u00feessar gefa gagnlegt yfirlit um \u00e6xlunareinangrun me\u00f0al bleikjuafbrig\u00f0anna \u00ed \u00deingvallavatni, auk \u00feess a\u00f0 vera vegv\u00edsir frekari ranns\u00f3kna \u00e1 tegundamyndun \u00ed lj\u00f3si samhengis \u00feroskunar-, vist- og \u00fer\u00f3unarfr\u00e6\u00f0i.<\/p>\n<p><strong>Um doktorsefni\u00f0<\/strong><br \/>Quentin Horta-Lacueva f\u00e6ddist 1993 \u00ed Haute-Marne \u00ed Nor\u00f0austur-Frakklandi \u00fear sem hann kynntist n\u00e1tt\u00farunni me\u00f0 \u00fev\u00ed a\u00f0 stunda fiskvei\u00f0ar, g\u00f6ngufer\u00f0ir og sk\u00f3gr\u00e6kt me\u00f0 fj\u00f6lskyldu sinni. Hann lauk A-stigs pr\u00f3fi vi\u00f0 landb\u00fana\u00f0arsk\u00f3la og BS-pr\u00f3fi \u00ed l\u00edf- og umhverfisfr\u00e6\u00f0i vi\u00f0 H\u00e1sk\u00f3lann \u00ed Lorraine \u00e1ri\u00f0 2014. Hann lag\u00f0i s\u00ed\u00f0an stund \u00e1 meistaran\u00e1m \u00ed l\u00edfveru- og stofnal\u00edffr\u00e6\u00f0i vi\u00f0 B\u00farg\u00fandarh\u00e1sk\u00f3la \u00ed Dijon en ranns\u00f3knaverkefni\u00f0 vann hann vi\u00f0 Lajuma-ranns\u00f3knast\u00f6\u00f0ina \u00ed Su\u00f0ur-Afr\u00edku \u00fear sem hann lag\u00f0i \u00e1herslu \u00e1 atferlisvistfr\u00e6\u00f0i og verndun pr\u00edmata \u00ed \u00fatr\u00fdmingarh\u00e6ttu. Quentin hefur veri\u00f0 virkur \u00ed samt\u00f6kum st\u00fadenta um n\u00e1tt\u00faruvernd og st\u00f3\u00f0 fyrir yfirlitsk\u00f6nnun \u00e1 varpst\u00f6\u00f0um \u00fafa \u00ed Dijon. Eftir a\u00f0 hafa loki\u00f0 meistarapr\u00f3fi \u00e1ri\u00f0 2016 vann hann fyrir LPO (Birdlife France) a\u00f0 m\u00e1lefnum tengdum vernd svana, svo og sem a\u00f0sto\u00f0arma\u00f0ur vi\u00f0 \u00fdmis verkefni tengd verndun fugla, froskd\u00fdra og fi\u00f0rilda. Hann er enn virkur \u00ed \u00feessum samt\u00f6kum. Quentin h\u00f3f doktorsn\u00e1m sitt vi\u00f0 H\u00e1sk\u00f3la \u00cdslands hausti\u00f0 2017.<\/p>\n<\/div><\/div>","protected":false},"featured_media":5151,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_phd_date_start":"2022-06-03T13:00:00+00:00","_phd_date_end":"2022-06-03T15:00:00+00:00","_phd_location":"Askja Stofa 132","_phd_admission":"A\u00f0gangur \u00f3keypis","_phd_thesis_title":"\u00der\u00f3un \u00e6xlunart\u00e1lma milli samsv\u00e6\u00f0a afbrig\u00f0a bleikju (Salvelinus alpinus). Evolution of reproductive isolation in sympatric Arctic charr morphs (Salvelinus alpinus)","_phd_source_url":"https:\/\/gamli.hi.is\/vidburdir\/doktorsvorn_i_liffraedi_quentin_horta_lacueva","_phd_source_node_id":"384495","_phd_source_type":"vidburdir","_phd_member_id":821,"footnotes":""},"phd_school":[96,93],"phd_discipline":[97],"class_list":["post-6291","phd_defence","type-phd_defence","status-publish","has-post-thumbnail","hentry","phd_school-lif-og-umhverfisvisindadeild","phd_school-verkfraedi-og-natturuvisindasvid","phd_discipline-phd-i-liffraedi"],"_links":{"self":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence\/6291","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence"}],"about":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/types\/phd_defence"}],"version-history":[{"count":0,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence\/6291\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/media\/5151"}],"wp:attachment":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/media?parent=6291"}],"wp:term":[{"taxonomy":"phd_school","embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_school?post=6291"},{"taxonomy":"phd_discipline","embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_discipline?post=6291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}