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charrveinFieldwork last fall, capturing arctic charr and brown trout in the interesting lake Úlfljótsvatn. This lake is down stream of the famous Þingvallavatn, which rests on a rift zone and is home to four morphs of Arctic charr (but only one of Brown trout).Pictured are Nína Baldursdóttir (BS student), Guðbjörg Jónsdóttir (Phd student), Benóný Jónsson and Magnús Jóhannsson (specilists at Hafro)<a href="https://ecoevo.social/tags/charr" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#charr</a> <a href="https://ecoevo.social/tags/lake" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#lake</a> <a href="https://ecoevo.social/tags/iceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#iceland</a> <a href="https://ecoevo.social/tags/thingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#thingvallavatn</a> <a href="https://ecoevo.social/tags/ulfljotsvatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#ulfljotsvatn</a> <a href="https://ecoevo.social/tags/fishing" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#fishing</a> <a href="https://ecoevo.social/tags/66north" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#66north</a> <a href="https://ecoevo.social/tags/steingrimsstod" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#steingrimsstod</a>

CharrveinGenetic structure and relatedness of brown trout (Salmo trutta) populations in the drainage basin of the Ölfusá river, South-Western IcelandMarcos Lagunas et al. PeerJ. 2023.Recently colonized, about 10000 years ago, when <a href="https://mastodon.online/tags/iceage" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#iceage</a> <a href="https://mastodon.online/tags/glacier" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#glacier</a> retreatedMany <a href="https://mastodon.online/tags/anadromous" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#anadromous</a> populations but also a few resident ones in lakes and warm mountain streamsIncluding <a href="https://mastodon.online/tags/Thingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Thingvallavatn</a> and <a href="https://mastodon.online/tags/%C3%9Alflj%C3%B3tsvatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Úlfljótsvatn</a> <a href="https://mastodon.online/tags/evolution" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#evolution</a> <a href="https://mastodon.online/tags/adaptation" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#adaptation</a> <a href="https://mastodon.online/tags/geothermal" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geothermal</a>

charrveinNew grant in house Shaping the organism: Genetic and environmental influence on development during rapid evolutionPositive selection acts on genetic variation, which in context of the environment an organism develops and functions in, leads to adaptive changes in specific traits<a href="https://ecoevo.social/tags/evolution" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#evolution</a> <a href="https://ecoevo.social/tags/geometricMorphometrics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#geometricMorphometrics</a> <a href="https://ecoevo.social/tags/ArcticCharr" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#ArcticCharr</a> <a href="https://ecoevo.social/tags/genetics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#genetics</a> <a href="https://ecoevo.social/tags/Iceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Iceland</a> <a href="https://ecoevo.social/tags/thingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#thingvallavatn</a> <a href="https://ecoevo.social/tags/craniofacial" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#craniofacial</a> <a href="https://en.rannis.is/news/allocation-from-the-icelandic-research-fund-for-the-financial-year-2025" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://en.rannis.is/news/allocation-from-the-icelandic-research-fund-for-the-financial-year-2025</a>

CharrveinSmall <a href="https://mastodon.online/tags/BrownTrout" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#BrownTrout</a> in <a href="https://mastodon.online/tags/Lake" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Lake</a> <a href="https://mastodon.online/tags/Thingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Thingvallavatn</a> Juvenile habitats by rocky shoresNow out in <a href="https://mastodon.online/tags/n%C3%A1tt%C3%BArufr%C3%A6%C3%B0ingur" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#náttúrufræðingur</a> <a href="https://mastodon.online/tags/IcelandicNaturalist" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#IcelandicNaturalist</a> <a href="https://mastodon.online/tags/ecology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#ecology</a> <a href="https://mastodon.online/tags/evolution" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#evolution</a> <a href="https://mastodon.online/tags/Iceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Iceland</a> Pictured are A Curtat n S Tersigni with some midges

Charrvein<a href="https://mastodon.online/tags/Phdthesis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Phdthesis</a> Marion Dellinger: Eco-evolutionary processes in personality and spatial cognition of Arctic charr morphs (Salvelinus alpinus)<a href="https://mastodon.online/tags/ecology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#ecology</a> <a href="https://mastodon.online/tags/evolution" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#evolution</a> <a href="https://mastodon.online/tags/behavior" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#behavior</a> <a href="https://mastodon.online/tags/boldness" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#boldness</a> <a href="https://mastodon.online/tags/divergence" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#divergence</a> <a href="https://mastodon.online/tags/plasticity" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#plasticity</a> <a href="https://mastodon.online/tags/iceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#iceland</a> <a href="https://mastodon.online/tags/Thingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Thingvallavatn</a> <a href="https://mastodon.online/tags/Flj%C3%B3ta%C3%A1" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Fljótaá</a> <a href="https://mastodon.online/tags/vatnshlidarvatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#vatnshlidarvatn</a> <a href="https://english.hi.is/events/doctoral_defense_in_biology_marion_dellinger" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://english.hi.is/events/doctoral_defense_in_biology_marion_dellinger</a><a href="https://royalsocietypublishing.org/doi/10.1098/rspb.2023.2302" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://royalsocietypublishing.org/doi/10.1098/rspb.2023.2302</a>

CharrveinI eat snails and have subterminal mouth<a href="https://mastodon.online/tags/ArcticCharr" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#ArcticCharr</a> <a href="https://mastodon.online/tags/iceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#iceland</a> <a href="https://mastodon.online/tags/Thingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Thingvallavatn</a> <a href="https://mastodon.online/tags/%C3%9Alflj%C3%B3tsvatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Úlfljótsvatn</a> <a href="https://mastodon.online/tags/benthic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#benthic</a> <a href="https://mastodon.online/tags/head" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#head</a>N field pics

Charrvein<a href="https://mastodon.online/tags/silentsunday" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#silentsunday</a> <a href="https://mastodon.online/tags/Thingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Thingvallavatn</a> <a href="https://mastodon.online/tags/Iceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Iceland</a> <a href="https://mastodon.online/tags/riftzone" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#riftzone</a> <a href="https://mastodon.online/tags/lake" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#lake</a>

charrveinNew research on fishes in IcelandPhd students put together an exciting outreach and education project under the name<a href="https://ecoevo.social/tags/IceFishResearch" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#IceFishResearch</a><a href="https://ecoevo.social/tags/fish" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#fish</a> <a href="https://ecoevo.social/tags/Iceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Iceland</a> <a href="https://ecoevo.social/tags/Biology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Biology</a> <a href="https://ecoevo.social/tags/marine" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#marine</a> <a href="https://ecoevo.social/tags/freshwater" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#freshwater</a> <a href="https://ecoevo.social/tags/flounder" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#flounder</a> <a href="https://ecoevo.social/tags/charr" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#charr</a> <a href="https://ecoevo.social/tags/salmon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#salmon</a> <a href="https://ecoevo.social/tags/cod" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#cod</a> <a href="https://ecoevo.social/tags/Thingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Thingvallavatn</a> <a href="https://www.icefishresearch.com/" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://www.icefishresearch.com/</a>

CharrveinCatching large benthic charr in <a href="https://mastodon.online/tags/Thingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Thingvallavatn</a> Preprint of nearly published paper by Guðbjörg Jónsdóttir <a href="https://mastodon.online/tags/evolution" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#evolution</a> <a href="https://mastodon.online/tags/morphs" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#morphs</a> <a href="https://mastodon.online/tags/ArcticCharr" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#ArcticCharr</a> <a href="https://mastodon.online/tags/boneShape" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#boneShape</a> <a href="https://www.biorxiv.org/content/10.1101/2023.02.17.528955v2" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://www.biorxiv.org/content/10.1101/2023.02.17.528955v2</a>

CharrveinThe Science and Research Fund of South Iceland (Vísinda- og rannsóknarsjóður Suðurlands), awards grants intended for students working on a research project for final degrees at the tertiary level.Guðbjörg Ósk Jónsdóttir got a Grant Here w <a href="https://mastodon.online/tags/presidentIceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#presidentIceland</a> n Sveinn Aðalsteinsson <a href="https://mastodon.online/tags/plasticity" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#plasticity</a> <a href="https://mastodon.online/tags/arcticCharr" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#arcticCharr</a> <a href="https://mastodon.online/tags/%C3%9Alflj%C3%B3tsvatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Úlfljótsvatn</a> <a href="https://mastodon.online/tags/Thingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Thingvallavatn</a> <a href="https://mastodon.online/tags/%C3%BEingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#þingvallavatn</a> <a href="https://mastodon.online/tags/evolution" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#evolution</a> <a href="https://hfsu.is/en/the-science-and-research-fund-of-south-iceland/" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://hfsu.is/en/the-science-and-research-fund-of-south-iceland/</a>

charrveinDiversity in the internal functional feeding elements of sympatric morphs of Arctic charr (Salvelinus alpinus) New version of Guðbjörg Jonsdottir manuscript on <a href="https://ecoevo.social/tags/BioRxiv" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#BioRxiv</a> <a href="https://ecoevo.social/tags/Evolution" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Evolution</a> <a href="https://ecoevo.social/tags/Morphology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Morphology</a> <a href="https://ecoevo.social/tags/sympatry" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#sympatry</a> <a href="https://ecoevo.social/tags/craniofacial" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#craniofacial</a> <a href="https://ecoevo.social/tags/Iceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Iceland</a> <a href="https://ecoevo.social/tags/Thingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Thingvallavatn</a> <a href="https://www.biorxiv.org/content/10.1101/2023.02.17.528955v2" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://www.biorxiv.org/content/10.1101/2023.02.17.528955v2</a>

CharrveinGenetic structure and relatedness of brown trout (Salmo trutta) populations in the drainage basin of the Ölfusá river, South-Western Iceland - is now published in <a href="https://mastodon.online/tags/PeerJ" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#PeerJ</a> <a href="https://mastodon.online/tags/popgen" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#popgen</a> <a href="https://mastodon.online/tags/BrownTrout" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#BrownTrout</a> <a href="https://mastodon.online/tags/Iceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Iceland</a> <a href="https://mastodon.online/tags/Thingvallavatn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Thingvallavatn</a> Congrats Marcos Lagunas I Just spoke about this at <a href="https://mastodon.online/tags/Embs56" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#Embs56</a> <a href="https://peerj.com/articles/15985/" rel="nofollow noopener noreferrer" translate="no" target="_blank">https://peerj.com/articles/15985/</a>

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