“Who’s eating our fish?!” Heidi Golden posed in her journalistic record of Arctic Research and Exploration studying Arctic grayling. “From the snow tracks we saw, it’s most likely a fox. Other predators in this area might include, birds, wolverine, ermine and wolves.” Golden is an aquatic ecologist and a Ph.D. candidate in the University of Connecticut, […]
Category: Grayling
Droughts and fish highways
“I grew up on the shores of Connecticut looking into tidal pools and wondering about the plants and animals living there: where they move to when the tide goes out, and from when the tide comes in, and why. Once I even tracked my cat out my 3rd floor window and onto the roof to […]
The chemical map of otoliths
It’s about the size of a diamond and comes from the inner ear of a fish. This tiny construction holds a treasure trove of information, a calcium carbonate microchip made of bone and accessed by a laser. Let’s take a look at the science of otoliths.
Grayling and the great commute
I remember vivid visuals which manage to compress something immense into the space of seconds: the cosmic force of a big bang flinging matter across the universe, Ice Age glaciers clamoring down from the north then retreating again, time-lapse footage of the tides’ rhythmic breathing. Even commuters dancing the stop-and-go of a traffic light. An […]