Reposted by Dr. Nancy SheridanAmerican Museum of Natural History @amnh.org · 14/09/2026Cookie dough? Nope, just the chocolate chip sea cucumber. Found throughout warm, shallow waters in the Atlantic, this species grows about 1 ft (30.5 cm) long. Fun fact: There are more than 1,000 species of sea cucumbers! Photo: Matteo Cassella, CC BY-NC 4.0, iNaturalist 13411107
Reposted by Dr. Nancy SheridanMichelle says: Be kind. Always. ❤️ @snarkysillysad.bsky.social · 12/09/2026Marcelo Johan Ogata has an underwater encounter with a feather star (Crinoid sp.). These ancient invertebrates first appeared in the fossil record about 300 million years before the dinosaurs. #AGoodPlace 1123601699
Reposted by Dr. Nancy SheridanMichael Middlebrooks @secretsluglab.bsky.social · 27/08/2026A few nudibranch sea slugs for #invertfest. These photos were taken in Anilao, Philippines. #sluglife 06021
Reposted by Dr. Nancy SheridanCoral City Camera @coralcitycamera.bsky.social · 26/07/2026Hard to believe this scene exists within an urbanized waterway in one of the busiest ports in the world🥹🔮🐠🪸🛳️🌇 #southernstingray #stingraysofcoralcity 3715118
Reposted by Dr. Nancy SheridanDigital Brain @yourdigitalbrain.bsky.social · 06/04/2026Witness the elegance of the swimming Feather Star, a crinoid that dates back to the Ordovician era, over 480 million years ago. A true marvel of evolution in our oceans. 21958561334
Reposted by Dr. Nancy Sheridanjoeymaier 🌊 @joeymaier.bsky.social · 13/03/2026One of The World's Rarest Sea Turtles Washes Up in Texas Covered in Organisms share.google/76HyFZS7ytWL...share.googleOne of the World's Rarest Turtles Washes Up in Texas, Covered in Living Organisms and in Desperate Need of HelpA critically endangered Kemp's ridley sea turtle was rescued in Texas after being found covered in organisms. The turtle is now receiving care from the Gulf Center for Sea Turtle Research and veterina... 631042291
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 13/03/2026Deep-sea sea pen Umbelulla! from #okeanos EX1806 #octocoralfriday youtu.be/pmvdAJrLFLA?...youtu.beOkeanos Explorer Video Bite: Colorful Polyps of Two Different Deep Sea PensYouTube video by Inner Space Center 083
Reposted by Dr. Nancy SheridanDr. Wildlife @drwildlife.bsky.social · 08/03/2026There's a sea creature whose common name is the pikachu nudibranch and I need everyone to see it immediately. 422202376
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 08/02/2026A timely encore of this SWIMMING SEA SPIDER for #seaspiderSaturday! #okeanos #pycnogonid youtu.be/7xt-R9UM-j0?...youtu.beGulf of Mexico: The Sea Spider StrokeYouTube video by Global Foundation For Ocean Exploration 2179
Reposted by Dr. Nancy SheridanGenome Biology and Evolution @genomebiolevol.bsky.social · 03/02/2026@michaeltconnelly.bsky.social et al. sequenced 342 Pocillopora coral samples from the Eastern Tropical Pacific, revealing four distinct species; algal symbiont community profiling identified dominant symbionts that varied according to host species. 🔗 doi.org/10.1093/gbe/evaf235 #genome #evolution 121529
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 29/01/2026Recently described "cookie" star Plinthaster australis from the #coralseafrontiers expedition! Originally known only from New Caledonia! 212729
Reposted by Dr. Nancy SheridanScience Magazine @science.org · 20/01/2026A study found that a widely used insecticide, chlorpyrifos, speeds up aging in a common lake fish by shortening the protective caps on its chromosomes, and leads to its premature death. scim.ag/49Hp7jUscim.agIn fish, low doses of common pesticide speed aging and deathPolluted lakes and lab experiments highlight harms of chronic exposure to chlorpyrifos 04526
Reposted by Dr. Nancy SheridanCoral City Camera @coralcitycamera.bsky.social · 19/01/2026An octopus arrives from the right and envelopes the brain coral like an alien slurping a planet only to be photobombed by a redband parrotfish peacocking for the camera 🔮👽🐙🌎😁🦜🐟🪸🌇 #octopus #redbandparrotfish #peacocking #cheesin #photobomb #coralcitycamera #miami #portmiami #biscaynebay #coralcity 736879
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 16/01/2026Cleared skeleton of a so-called Cactus Urchin1 Dermechinus horridus! with its bizarre high-aspect test! Possibly an adaptation to filter feeding! #echinoday 1275
Reposted by Dr. Nancy SheridanScientific American @sciam.bsky.social · 08/01/2026Sea anemones and jellyfish don’t have brains, but the way their neurons behave during sleep shows some surprising similarities to humansscientificamerican.comScientists Catch Jellyfish and Sea Anemones Behaving in Surprisingly Human WaysSea anemones and jellyfish don’t have brains, but the way their neurons behave during sleep shows some surprising similarities to humans 461287288
Dr. Nancy Sheridan @nsheridan.bsky.social · 08/01/20269,000 coral babies born in Apollo Beach reef restoration 🪸 www.wfla.com/news/hillsbo...wfla.com 020
Reposted by Dr. Nancy SheridanAlan Fraze @alanfraze.bsky.social · 08/01/2026Coming this Friday ep. 568 of #evolutionradio! Stay tuned! #basshouse #deephouse #drumandbass #dubstep #house #melodichouseandtechno #minimaldeeptech #organichousedowntempo #progressivehouse #techhouse #techno #djlife #producerlife #edm #music 031
Reposted by Dr. Nancy SheridanNancy Knowlton @nancyknowlton.bsky.social · 20/12/2025a small win that I missed earlier... people.com/first-salmon...people.comSalmon Spotted in California Creek for the First Time in Decades: Here's Why the Fish Are BackA newly completed restoration project on in the San Francisco Bay Area has opened more than 20 miles of habitat — and Chinook salmon wasted no time swimming back. 061
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 05/12/2025"Machines mining minerals in the deep ocean have been found to cause significant damage to life on the seabed,... The number of animals found in the tracks of the vehicles was reduced by 37% compared to untouched areas, according to the scientists." #deepsea bbc.com/news/article...bbc.comOver a third of animals impacted in deep sea mining test - scientistsThe findings contribute to a controversial debate that pits green technology against the environment. 1116
Reposted by Dr. Nancy SheridanAlicia @scuba-licia.bsky.social · 02/12/2025The Pink Hairy Squat Lobster (Lauriea siagiani) is a small crustacean that lives on barrel sponges in the Indo-Pacific region. It is more closely related to crabs than lobsters & is known for its color & hair-like structures called setae, which help it sense vibrations & filter food. #marinelife 3089495
Reposted by Dr. Nancy SheridanCheryl in Nova Scotia 🇨🇦🍁🍁 @minibubbly.bsky.social · 27/11/2025A rare photosynthesizing sea slug has been found off N.S. Here's why scientists are excited #NovaScotia Researchers believe Elysia chlorotica holds promise for medical advances, but it's been too elusive to study www.cbc.ca/news/canada/...cbc.caA rare photosynthesizing sea slug has been found off N.S. Here's why scientists are excited | CBC NewsResearchers believe Elysia chlorotica holds promise for medical advances, but it's been too elusive to study. 22772190
Reposted by Dr. Nancy SheridanCoral City Camera @coralcitycamera.bsky.social · 22/11/2025New octopus dropped down in Coral City 👽✌️🐙 #octopus #cephalopodsofcoralcity #cephalopod #headfoot #alien #dropdown #peaceout #coral #coralhead #coralcitycamera #miami #portmiami #biscaynebay #coralcity 344377
Reposted by Dr. Nancy SheridanThe American Genetic Association @theaga.bsky.social · 18/11/2025🌊 The green shore crab, Carcinus maenas, a top marine invader present on six continents, now has a high-quality reference genome! This breakthrough enables deeper insights into its invasion success and aids in managing invasive species. Photo: nwtreatytribes.org/s... 121
Reposted by Dr. Nancy SheridanCoral Morphologic @coralmorphologic.bsky.social · 08/11/2025Gliding over a forest of quadricolor anemones in the Coral Morphologic coral museum #coralmorphologic #miami #coralcity 116842
Reposted by Dr. Nancy SheridanSchmidt Ocean Institute @schmidtocean.bsky.social · 06/11/2025#Ecosde2Cañones sea life & fish w/antifreeze proteins! “It was wonderful to see the notothenioid fish curiously approach the ROV camera, reminding us that every encounter with marine life is deeply connected to the physical dynamics shaping their environment.” - Chief Scientist Dr. Silvia Romero 05413
Reposted by Dr. Nancy SheridanScripps Institution of Oceanography @scrippsocean.bsky.social · 06/11/2025🐙 Scripps Oceanography scientists have engineered bacteria to mass‑produce the pigment that lets octopuses and squids change color! This breakthrough not only sheds light on animal chemistry but also paves the way for sustainable, bio‑based materials. t.co/Oitp8NnntR 18518
Reposted by Dr. Nancy SheridanDr. Dawn Wright @deepseadawn.bsky.social · 06/11/202530 previously unknown deep-sea species, including a carnivorous “death-ball” sponge, have been confirmed from one of the most remote parts of the planet by The Nippon Foundation–Nekton @oceancensus.bsky.social and collaborators. ecomagazine.com/news/researc... 🦑 🌊ecomagazine.comRecent Expeditions Confirm Discovery of 30 Previously Unknown Deep-Sea Species - environment coastal & offshoreThirty previously unknown deep-sea species, including a carnivorous “death-ball” sponge, have been confirmed from one of the most remote parts of the planet by The Nippon Foundation–Nekton Ocean Censu... 17123
Reposted by Dr. Nancy SheridanMeg Daly @megdaly.bsky.social · 24/10/2025A "good news" thing that the State of Ohio does is partner with universities and orgs like @visitcolumbuszoo.bsky.social to do vital conservation research. This story highlights fantastic work on native bees, but the efforts also focus on snakes, mussels & hellbenders news.osu.edu/ohio-state-s...news.osu.eduOhio State, State of Ohio harness skills to save wildlifeJust how many species of bees live in Ohio? Based on other states, estimates land between 400 and 450. Until recently, there hasn’t been a way to be sure.Thanks to the Ohio Biodiversity Conservation P... 021
Reposted by Dr. Nancy SheridanBryan White, MS Bio, MPH 🧬 @crvscience.com · 05/10/2025Homie got 229 pairs of chromosomes www.sciencedaily.com/releases/202...sciencedaily.comThis tiny butterfly has the most chromosomes of any animal on EarthScientists have confirmed that the Atlas blue butterfly carries the most chromosomes of any animal, with 229 pairs. Unlike duplication, its chromosomes split apart, reshaping its genome in surprising ... 1022978
Reposted by Dr. Nancy SheridanDrDinD.bsky.social @drdind.bsky.social · 01/10/2025Of all the best and kindest humans to ever live, Jane Goodall is near the top of my list. Rest in Peace, you beautiful soul. On behalf of the earth, I thank you www.nytimes.com/2025/10/01/o...nytimes.comJane Goodall, Eminent Primatologist Who Chronicled the Lives of Chimps, Dies at 91 1434891964
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 25/09/2025New #DEEPSEA Sea anemones of the Marshall Islands video by EV Nautilus! youtu.be/rnAfi-NBGXY?...youtu.beDeep-Sea Anemones of the Marshall Islands | Nautilus LiveYouTube video by EVNautilus 072
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 02/09/2025Not as clear-but wow. there's a whole little VILLAGE of amphipods living around the tentacles of this #hydroid! Corymorpha from Indonesia, www.inaturalist.org/observations...inaturalist.orgCorymorpha tropicaCorymorpha tropica from Pura Segara, near Tulamben, Kubu, Karangasem Regency, Bali, Indonesia on November 4, 2015 by uwkwaj. With commensal amphipods 081
Reposted by Dr. Nancy SheridanMatt @xenomatt.bsky.social · 30/08/2025An #Invertefest mystery! I don't know what this is. I *think* it might be the mouth and tentacles of a buried sea cucumber of some sort, but I don't recall it doing the usual food-to-mouth transfer that you often see with those. Maybe it's a small aquatic Sarlacc? #MarineLife 🌿 8403
Reposted by Dr. Nancy SheridanAndrea Peterson @andreapeterson.bsky.social · 23/08/2025Giant green anemones at the Seattle Aquarium #MarineLife #ColorADay #GreenSat #PNW #Cnidaria #Green #Photography 112217
Reposted by Dr. Nancy SheridanMarine Biological Laboratory @mblscience.bsky.social · 11/08/2025Happy #MicroscopyMonday! This is a larval sea anemone, Nematostella vectensis. MBL researchers study this species, found in Sippewissett Marsh, for development and regeneration. Image taken using a polychromatic polarizing microscope. 📷 Michael Shribak and Karen Echeverri 26311
Reposted by Dr. Nancy SheridanEarth BioGenome Project 🌍 @ebpgenome.bsky.social · 29/07/2025(1/4) 🧬 Why Sequence the Genomes of Earth’s Biodiversity? The Earth BioGenome Project 🌍 is a global network of initiatives working together to create a complete genome library for all Eukaryotic life—from mushrooms 🍄 to mammals 🐘. #biodiversity #genomes #sequence #earthbiogenome #education #stem 11712
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 21/06/2025MORE of this! #echinoday www.inaturalist.org/observations...inaturalist.orgWestern Spiny Brittle Star (Ophiothrix spiculata)Western Spiny Brittle Star from Mission Point Park, 2600 Bayside Ln, San Diego, CA 92109, USA on July 27, 2024 at 09:00 AM by Alexis 0131
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 17/06/2025What happens when we look at starfish behavior with #timelapse? there is remarkable complexity! comparable to mammals! from a thing I wrote years ago echinoblog.blogspot.com/2012/05/star...echinoblog.blogspot.comStarfish Bouts!! Behavior REVEALED!!!Photo by Dida K on Flickr! "Do Starfish EVER move? "Are those sea stars alive?" These are ACTUAL questions I have been asked by the... 0102
Reposted by Dr. Nancy SheridanRobert "The Bobby Yaga" McNees @mcnees.bsky.social · 27/05/2025Conservationist, marine biologist, and science writer Rachel Carson was born #OTD in 1907. Carson challenged the widespread use of pesticides in her book “Silent Spring,” and testified before Congress on environmental policy and human health. 🧪 👩🔬 Image: Alfred Eisenstaedt/LIFE/Getty 222066
Dr. Nancy Sheridan @nsheridan.bsky.social · 18/04/2025www.livescience.com/45655-marine... The specific name daphneae is after Daphne Gail Fautin, “in honor of her contributions to actinarian systematics.” #saveNOAA 🪸 #marinelifelivescience.comMistaken Identity: 'Sea Anemone' Is Actually New Type of AnimalA newly reformed "tree of life" for anemones revealed an errant branch: It turns out that one of the creatures classified as an anemone is actually the first discovered in a new order of animals, the ... 0265
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 17/04/2025#saveNOAA this includes Coral and sponge data! eos.org/research-and...eos.orgNOAA Datasets Will Soon Disappear - EosNOAA has quietly reported that they will soon decommission 14 datasets, products, and catalogs related to earthquakes and marine, coastal, and estuary science. 084
Reposted by Dr. Nancy SheridanMaddy Seale @maddyseale.bsky.social · 15/04/2025I'm a few days late to post this but very excited to see this paper on the cover of Science finding a mechanism for Huanglongbing/citrus greening resistance. Read the paper here: www.science.org/doi/10.1126/... and the Perspective here: www.science.org/doi/10.1126/...science.orgTargeted MYC2 stabilization confers citrus Huanglongbing resistanceHuanglongbing (HLB) is a devastating citrus disease. In this work, we report an HLB resistance regulatory circuit in Citrus composed of an E3 ubiquitin ligase, PUB21, and its substrate, the MYC2 trans... 1164
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 09/04/2025A stunningly red Hermodice! Are they called fireworms because they are, as the kids say.. pretty fire! #wormwednesday www.inaturalist.org/observations...inaturalist.orgBearded Fireworm (Hermodice carunculata)Bearded Fireworm from Spain on November 20, 2014 by Tony Gilbert. Night Dive. The colours seem to be richer at night. 0266
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 03/04/2025NOM NOM! Hippasteria my favorite corallivorous sea star munching on its fav food! Bamboo coral about 1787 m Mendelssohn seamount, North Pacific #Okeanos #echinoday 0143
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 02/04/2025The lovely Indonesian Chloeia bemisae-showing off them bristles that say DO NOT TOUCH! #wormwednesday www.inaturalist.org/observations...inaturalist.orgChloeia bemisaeChloeia bemisae from Ambon, ID-MA, ID on March 4, 2025 at 09:30 AM by Christian Luff 0459
Reposted by Dr. Nancy SheridanMatthew L. Miller @matthewlmiller.bsky.social · 28/03/2025Spotting all 22 species of US chipmunks will take you to some of the best national parks and public lands. A quirky but worthwhile wildlife quest.blog.nature.orgChipmunk QuestA chipmunk is a chipmunk, right? Nope. There are 22 species in the United States. Here’s how to find them. 38018
Reposted by Dr. Nancy SheridanDr. Drew harvell @drewharvell.bsky.social · 23/03/2025#Nudibranch superpowers! I'm updating the blog on my website with tidepool meanderings, starting with nudibranchs. Here is my Monterey #tidepool favorite, Hopkin's Rose. It uptakes its color from its prey, Rosy Bryozoan. drewharvell.com/2025/03/22/f... #marinelife #invertebrates #nudivember 2447
Reposted by Dr. Nancy SheridanChris Mah @echinoblog.bsky.social · 20/03/2025ooo! #OKEANOS spotted a bentic comb jelly, Lyrocteis on yesterday's shakedown cruise! North Pacific near Hawaii #saveNOAA youtu.be/V_cqnz_JG5k?... 1356