One of many reasons why monitoring an ecosystem via indices of biotic integrity is more effective than relying on narrow chemical snapshots.

For the ecologists out there.

China blows up 300 dams, shuts hydropower stations to save Yangtze River habitat sc.mp/m5bzl?utm_sour… via @scmpnews

Acanthicus sp. "Carachama mama " Giant pleco of the Amazon River

New natural history curatorships of any kind are increasingly rare, it’s great to see the Field Museum advertising for a new curator of Invertebrate Zoology!

We are undergoing unprecedented loss of freshwater across the planet | New Scientist newscientist.com/article/249000…

From expanding gold mining zones to shrinking water surfaces and intensifying drought, Brazil’s Tapajós Basin is facing a perfect storm of ecological threats. 📍See why permanent protection can't wait. 🔗 Read our new study: intlrv.rs/458ww9N #Tapajos #TapajosRiver #Maps

Excited to be traveling to Perú tomorrow to give a keynote lecture at the National Life Sciences Congress. (technology->tomography)

Think you know shark teeth? Think again!  🦈🦷 Nathan K. Lujan (Curator of Fishes at ROM), and Kevin Seymour (Research Associate, Natural History) showed us many different types of shark jaws while they prepared for Sharks, opening October 11.

🌊 Are rivers alive? And what happens when the law begins to treat them that way? In this episode of Big Picture Science, writer Robert Macfarlane explores how the Rights of Nature movement is reshaping our moral and legal relationship with rivers. 🎧 Listen: bigpicturescience.org/episodes/the-r…

1/2 Make a difference this summer on the Great Lakes! Through the Federal Student Work Experience Program, we’re hiring students for field and lab roles in Burlington & Sault Ste. Marie (April–Aug 2026).

Rest in peace Claudia Cardinale, star of 1982’s Fitzcarraldo, the greatest movie ever made about the Amazonian rubber boom, and arguably the best non-documentary ever made about the Amazon.

#MediaRelease: The #fossil of a tiny fish found in southwestern AB provides new insight into the origin and evolution of the supergroup of fish that includes catfish, carp and tetras. Royal Tyrrell Museum of Palaeontology Western Science Western University Advanced Photon Source bit.ly/4pMaR0N

science.org/doi/10.1126/sc…

The Royal Ontario Museum Sharks exhibition opens this weekend - the perfect family-friendly destination for Canada’s Thanksgiving long weekend!