Reposted by Katie O'ReillyTitus Seilheimer @drfishsg.bsky.social · 2hSpotted sucker for #SundayFishSketch. I don't think it's frowning, just pensive. 1235
Reposted by Katie O'ReillyJohn F Tollefson @jftollefson.bsky.social · 9hGot the nose-end totally wrong, but it’s a sketch. Sturgeon chub for “draw all the Kansas fish” self-imposed challenge and #SundayFishSketch Ink + colored pencil 13310
Reposted by Katie O'ReillyKristen Behrens, PhD @behrenskristen.bsky.social · 8h#SundayFishSketch is a Yellowtail Wrasse (Coris gaimard) that I’ve been working on as a thank you for the U of M collections manager for taking down (and rifling through) so many nasty coffin tanks for me (sorry Ben 😂). Might yet poke at this a bit more we’ll see 1259
Reposted by Katie O'ReillyTaylor Black @taylorblack.bsky.social · 8hFor this #sundayfishsketch I present a couple young brown trout (Salmo trutta) hanging out by the rocks and vegetation in this underwater scene. #fish #freshwater #trout #sciart 0278
Reposted by Katie O'ReillyJayce the Creature Creator @creatorjayce.bsky.social · 7hA guppy rough sketch just in time for #sundayfishsketch #fishart #guppy 1165
Reposted by Katie O'ReillyQuake & Quiver @quakeandquiver.bsky.social · 6hSturgeon time #SundayFishSketch #sciart 48725
Reposted by Katie O'ReillyDhiyanah @bydhiyanah.bsky.social · 15hSlowly working on a couple of ribbon eel pieces, started inking a sketchbook spread. Wrists are feeling sore and stiff. Stretching, hydrating and taking lots of rest in between. #SundayFishSketch #WIP #FishArt #ink #TradArt #SciArt 🎨🐡 14211
Reposted by Katie O'ReillySarage @sarahcpjones.bsky.social · 14h very quick Pacific Blue Eye for #SundayFishSketch. These are a little Australian native freshwater fish people keep in aquaria. 14016
Reposted by Katie O'ReillyBetter Know a Fish! / 曉得多魚! @betterknowafish.bsky.social · 12hJust now I learned there's a genus of "ribbongoby" thanks to photos posted by IG user @konatsu0898! Here's one Oxymetopon compressus for #SundayFishSketch 🦑🐡🧪 03213
Reposted by Katie O'ReillySarah McAnulty, Ph.D. @sarahmackattack.bsky.social · 09/10/2026👀 Must be the season of the fish. Squidfacts.net 1534595
Reposted by Katie O'ReillyIllinois-Indiana Sea Grant @ilinseagrant.bsky.social · 10/10/2026Carolyn Foley, long-time IISG and Purdue FNR research coordinator and a deeply valued member of the Great Lakes research community, passed away on April 22, 2026. 💙 An undergraduate research award has been established in her memory. Her full story is here: iiseagrant.org/fnr-remember... 0123
Reposted by Katie O'ReillyTitus Seilheimer @drfishsg.bsky.social · 08/10/2026New Ask Dr Fish dropped this week. Give it a listen, ask us a question. www.askdrfish.com/12 @drkatfish.bsky.social @ilinseagrant.bsky.socialaskdrfish.comAsk Dr. Fish | Their Mouth Writing Is TerribleWe ask our Drs Fish about "zombie fish," fishes of spring, fish intelligence, and fishes' environmental sensitivities. Walpole Island students raising lake sturgeon "Saving Our Sturgeon" Teach Me A... 082
Reposted by Katie O'ReillyGreat Lakes Observing System (GLOS) @globservingsystem.bsky.social · 08/10/2026GLOS is seeking 1 Communications Fellow AND 1 Engagement Fellow for hands-on, mentored fellowship experiences at the intersection of coastal ocean and Great Lakes science, community engagement, and public service. Applications are due by 5pm ET Nov 13, 2026 glos.org/jobs/ 125
Reposted by Katie O'ReillyThe Narwhal @thenarwhal.ca · 09/10/2026A former director of the committee overseeing Canada-U.S. water relations says, despite President Donald Trump’s move to change the name of Lake Ontario, the real threat to the Great Lakes is a shift away from research and monitoring: “If you can’t understand the lakes, you can’t protect the lakes.”thenarwhal.caLake Ontario: Donald Trump and the great distraction‘If you can’t understand the lakes, you can’t protect the lakes’: a former director of the committee overseeing Canada-U.S. water relations says the real threat to the Great Lakes is a shift away from research and monitoring 05323
Katie O'Reilly @drkatfish.bsky.social · 09/10/2026Carolyn Foley was a #GreatLakes champion, and more so, an awesome human. Don't take my word for it; this article has anecdotes from just a few of the people who knew her. Purdue and @ilinseagrant.bsky.social started an undergrad Great Lakes research award in her memory ag.purdue.edu/news/departm...ag.purdue.eduFNR Remembers Carolyn Foley, Names Great Lakes Research AwardCarolyn Foley, a long-time member of the Purdue Forestry and Natural Resources (FNR) and Illinois-Indiana Sea Grant (IISG) staff, passed away on April 22, 2026. A celebration of life will take place i... 042
Reposted by Katie O'ReillyMBARI @mbarinews.bsky.social · 08/10/2026That moment when you spot a deep-sea cutie 😍 Deep-sea hatchetfishes in the family Sternoptychidae cleverly camouflage themselves in the dark depths of the ocean with light-producing organs along their bellies. This counterillumination allows them to hide from predators that may be lurking below. 09419
Reposted by Katie O'ReillyGreg Seitz @gregseitz.com · 07/10/2026I got to release some baby lake sturgeon into the wild yesterday. Many of them will outlive me. 1545
Reposted by Katie O'ReillyCaitlin MacKenzie @cmacmtns.bsky.social · 07/10/2026Very excited to teach ecology & conservation tomorrow. We're doing my favorite activity: Noah Kahan teaches us Vermont forest disturbance dynamics through song lyrics on the great divide album. 1103
Katie O'Reilly @drkatfish.bsky.social · 07/10/2026From hosting a crayfish ID workshop with Dr. Will Ota of Michigan State, to moderating a session of talks about cool ways of doing invasive species outreach (including partnering with breweries!), it's been a great (busy) first day at the Upper Midwest Invasive Species Conference in La Crosse, WI 0231
Reposted by Katie O'ReillyAaron Becker @aaronjbecker.bsky.social · 06/10/2026Typical peak foliage: Door County around Oct 18, Chicago around Oct 26. Timing from 25 years of NASA MODIS phenology, checked against USA National Phenology Network observations; color from USDA Forest Service tree species maps. #fallfoliage #GreatLakes 2168
Reposted by Katie O'ReillyHumber Arboretum @humberarb.bsky.social · 06/10/2026Are you 18+, living in Canada, and bought a flower, shrub, perennial, native plant, or houseplant in the last 12 months? Take this 15 minute survey to help a University of Waterloo PhD student research the environmental impacts of ornamental plants: uwaterloo.ca1.qualtrics.com/jfe/form/SV_...uwaterloo.ca1.qualtrics.comQualtrics Survey | Qualtrics Experience ManagementThe most powerful, simple and trusted way to gather experience data. Start your journey to experience management and try a free account today. 0711
Reposted by Katie O'ReillyJohn P. Friel, Ph.D. @friel.bsky.social · 06/10/2026Warning: This paper contains cute baby clams attached to baby fish photos. 2237
Reposted by Katie O'ReillyTitus Seilheimer @drfishsg.bsky.social · 05/10/2026A smorgasbord of fishes for #SundayFishSketch. 14813
Reposted by Katie O'ReillyJasmine 🏴☠️ @abyssangler.bsky.social · 04/10/2026Grumpy grandpa goby 🐟 #SciArt #NatureArt #naturalhistoryillustration #fishart 1529
Reposted by Katie O'ReillyQuake & Quiver @quakeandquiver.bsky.social · 04/10/2026A salmon 🐟 for today's #SundayFishSketch #sciart 211522
Reposted by Katie O'ReillyKristen Behrens, PhD @behrenskristen.bsky.social · 04/10/2026#SundayFishSketch is a quick little Red Handfish, since he ended up being the fish of choice for my field trip presentation this week! 1297
Reposted by Katie O'ReillyJohn F Tollefson @jftollefson.bsky.social · 04/10/2026Day 4 - #Cactus A Porcupine Fish (Diodon hystrix) doing its best barrel cactus impression. Looks like something socked them in the eye, causing the puff-up? **reposted - an edit function would be nice for typos** #Inktober #SundayFishSketch #fishart #sciart 0266
Reposted by Katie O'ReillyNE Ohio Regional Sewer District @neorsd.org · 30/09/2026these river otters are blissfully unaware the Cuyahoga has 13 fires in its history 1756493
Reposted by Katie O'ReillyNoah Bressman, PhD @noahwithfish.bsky.social · 01/10/2026My favorite emails from students are those with the subject, “What fish is this?” Here, we have a skilletfish, our local clingfish species that uses is suction cup-like pelvic fins to stick under crevices and in shells. 425534
Reposted by Katie O'ReillyColton the fish sp💀💀ker 🐟🪴📚🏕️🐝 @fishsqueezer.bsky.social · 01/10/2026The eponymous mussels (and beautiful filamentous aquatic moss) of Musselshell Creek in the Lolo/Clearwater basin of Central Idaho. #invert 🟢 35011
Reposted by Katie O'ReillyDr. Sam Anderson @sam-science.bsky.social · 01/10/2026Happy new water-year! Welcome to hydrological 2027! 05017
Katie O'Reilly @drkatfish.bsky.social · 01/10/2026A small business in northern Minnesota is harvesting and selling invasive rusty crayfish, including to a James Beard award-winning restaurant in Minneapolis www.mprnews.org/story/2026/0...mprnews.orgFrom lake to table: Turning Minnesota's invasive crayfish into a local delicacyRusty crayfish have invaded more than 300 northern Minnesota lakes. Can Midwestern appetites help manage a destructive invasive species? 1167
Reposted by Katie O'ReillyHealing Our Waters-Great Lakes Coalition @healthylakes.org · 30/09/2026Thank you to all of our partners in the region who advocated for the GLRI's passage! And thank you to members of the Great Lakes delegation who moved this important legislation through, includ. leadership of @peters.senate.gov, Senator Moreno & Senator Husted www.healthylakes.org/latest-news/... 033
Reposted by Katie O'ReillyMSU Extension Center for Lakes and Streams @msue-lakes-streams.bsky.social · 29/09/2026This new research out of Wisconsin suggests that herbicide treatments for invasive plants like Eurasian watermilfoil should be weighed carefully against the possible negative impacts of treatment on the lake ecosystem. 066
Reposted by Katie O'ReillyMinnesota Aquatic Invasive Species Research Center @maisrc.bsky.social · 29/09/2026Tune in to @kare11.bsky.social tonight 6:00pm CT: MAISRC Scholar Denver Link featured discussing mercury increases in fish species following zebra mussel invasions. You can read more about this research in this recent @univofminnesota.bsky.social Research Brief: twin-cities.umn.edu/news-events/...twin-cities.umn.eduMercury increases in multiple fish species following zebra mussel invasionsNew research from the University of Minnesota found that zebra mussel invasions were associated with increased mercury concentrations in several Minnesota fish species. 063
Reposted by Katie O'ReillyKristen Behrens, PhD @behrenskristen.bsky.social · 28/09/2026Alright fish folks I’m talking to some 4th and 5th graders at the museum next week about science and writing and need a good funky fish to test their observation skills + ability to remember things without writing them down (you bet I’m making a point). Any fish come to mind? 10125
Reposted by Katie O'ReillyAuburn SFAAS @auburnfisheries.bsky.social · 28/09/2026Do you call them crayfish, crawfish, crawdad, crawdadfish, crawdaddy, mudbug, or freshwater lobster? Come with us as we explore the fascinating world of these creatures and what we've been learning from them!southernwaters.auburn.eduCrayfish, Crawfish, and CrawdadsImagine landing on and exploring a distant planet. But upon arriving, you discover an alien armored animal. It breathes through gills, carries its young beneath a tail, regenerates lost limbs, digs an... 0228
Reposted by Katie O'ReillyLigus @greyauk.bsky.social · 27/09/2026I added another little painting to my Ko-fi - a smol and very red Chaunacops. The reference was Nautilus footage. 🐡 #SundayFishSketch #art #watercolour #noai ko-fi.com/s/440c260728 17024
Reposted by Katie O'ReillyQuake & Quiver @quakeandquiver.bsky.social · 28/09/2026Shovelnose sturgeon - hackleback, sand sturgeon, or switchtail #SundayFishSketch #sciart 🐡 04311
Reposted by Katie O'ReillyBetter Know a Fish! / 曉得多魚! @betterknowafish.bsky.social · 27/09/2026For #SundayFishSketch x Day 27 of #SciArtSeptember #Quill here is Ariopsis felis, the hardhead catfish. Which anyone who has fished the southeastern U.S. coast will have caught and cursed at loudly at least once. Those fin spines *HURT* 🐡🦑🧪 33612
Reposted by Katie O'ReillyJayce the Creature Creator @creatorjayce.bsky.social · 27/09/2026Pumpkinseed Also coincidentally finished this just in time for Sunday Fish Sketch #fishart #sciart #sundayfishsketch 15014
Reposted by Katie O'ReillyRyan Greenway @ryangreenway.bsky.social · 27/09/2026A blue wing olive mayfly and matching fly fishing lure for #SciArtSeptember / #SundayFishSketch 27 “quill.” Fly fishing lures aim to imitate small invertebrate prey of fish by combining natural and artificial materials, with quills making great segmented bodies for aquatic insect models. 03910
Reposted by Katie O'ReillyLiz Butler @lizlagomorph.bsky.social · 27/09/2026A quillback rockfish. Not quite a drawing with a quill but with a dip pen, which feels of-a-sort. - #SundayFishSketch + #SciArtSeptember Day 27: Quill 216857
Reposted by Katie O'ReillyJohn F Tollefson @jftollefson.bsky.social · 27/09/2026Day 26 - #quill A Quillback (Carpoides cyprinus). A medium-sized sucker that inhabits local rivers with gravel/sandy bottoms. If anyone has a good tutorial on doing scales…I generally avoid them like the plague, as you can see why here. #SciArtSeptember #SundayFishSketch #fishart #watercolor 22610
Reposted by Katie O'ReillySarage @sarahcpjones.bsky.social · 27/09/202627. Quill. Porcupine fish. I'm knackered and had to dig deep for that one. #SciArt #SciArtSeptember #SundayFishSketch 06123
Reposted by Katie O'ReillyKristen Behrens, PhD @behrenskristen.bsky.social · 27/09/2026For the last #SciArtSeptember #SundayFishSketch, Day 27 Quill I did a lionfish which was an ambitious choice when I’m getting over a bug I picked up at the conference 😅 33710
Reposted by Katie O'ReillyDeclan Troy @troydeclan.bsky.social · 25/09/2026I wanted to photograph this moose as he was shedding velvet but on the big day he played hard to get. Once it was gone I couldn't shake him, he was everywhere I went. Chugach State Park #Alaska 519534
Katie O'Reilly @drkatfish.bsky.social · 25/09/2026No, Microsoft Word, I'm not writing about "dressed mussels," I am writing about "dressenid mussels" 1282
Katie O'Reilly @drkatfish.bsky.social · 25/09/2026Petition to rename "coughing baby vs hydrogen bomb" to "millions of gizzard shad vs Canada's largest nuclear power plant" Except in this case, the fish won www.cbc.ca/news/canada/...cbc.caAn enormous fish die-off tested Canada's largest nuclear plant. A changing climate could test many more | CBC NewsA freak fish event that 'challenged reactor safety' at Canada's largest nuclear plant shows why the nuclear energy governments are relying on to fight climate change must also become more resilient to... 083