Keller Kopf

@kellerfish.bsky.social

Ecology - Conservation - Rivers - Fish and Fisheries Senior Lecturer Charles Darwin University

There’s a species of jellyfish that can restart its life cycle. 🪼🔁 Turritopsis dohrnii can revert from an adult back into a juvenile state when stressed or injured, essentially starting life over again. It’s one of the only animals known to biologically reset itself.

Very sad to hear of this. I met Emma at conference I organized in Montreal in 2019. She had a stellar reputation, so I invited her as a keynote speaker. She was charismatic & inspirational. Students in particular told me they enjoyed meeting her. Wonderful person. theconversation.com/emma-johnsto...

Emma Johnston was a visionary scientist, environmentalist and leader, with an abiding hope for humanity

The University of Melbourne Vice-Chancellor, who has died aged 52, was driven by a deep love of science and a desire to safeguard the planet’s future.

theconversation.com

Current evidence shows: More invaders in an ecosystem = greater likelihood that one will be disruptive. Invaders can interact synergistically with each other & with external stressors. Rather than generate resistance, higher invasion rates promote more disruption. link.springer.com/article/10.1...

Do globally increasing invasion rates threaten ecosystem sustainability? - Biological Invasions

Rates of biological invasion are rarely described as a sustainability issue, yet multiple lines of evidence suggest that burgeoning invasion rates cause ecosystems to be less sustainable over time. Fi...

link.springer.com

The application deadline for these has been extended (due to them being open an unreasonably short time initially, not b/c we got too few applications). Dust off your CV, friends. 🧪⚒️

Dr Dan Shugar 🇨🇦@watershedlab.bsky.social · 10mo ago

🚨FOUR tenure track positions in my dept @ucalgary.bsky.social @ucalgaryscience.bsky.social in applied & computational geophysics, subsurface geochemistry, sedimentary geology, and sustainable soil science. careers.ucalgary.ca/search/jobs?... (please reskeet widely!) #academicsky 🧪⚒️🇨🇦

The North Atlantic right whale, one of the rarest whales on the planet, now numbers an estimated 384 animals, up 8 whales from the previous year, according to the North Atlantic Right Whale Consortium. Right whales were once hunted to the brink of extinction. www.theguardian.com/us-news/2025...

Scientists say North Atlantic right whale population slowly increasing

Once hunted to the brink of extinction, the most venerable of the leviathans now numbers 384, up eight from past year

theguardian.com

The Victorian government’s decisions do a great disservice to expert’s time and carefully considered advice, and most importantly, the health of the places and wildlife we love.

Biodiversity Council@biodivcouncil.bsky.social · 10mo ago

After a 4y delay, @vicgovernment.bsky.social has released a disappointing response to the recommendations of an Expert Advisory Panel which reviewed the 1975 Wildlife Act, rejecting many critical recommendations from the Panel. See our assessment: biodiversitycouncil....