Salmo trutta (Brown trout)

To Study Today’s Ecosystems, Look to History

An unlikely source of data about the decline of trout in modern Spain: a book from the 1850s.
Collage of freshwater fish from Virginia

Freshwater Fish of Virginia

Roanoke College's Ichthyological Collection of over 800 freshwater fish documents the biodiversity we're losing at an alarming rate.
A 19th century advertisement for fish glue

Isinglass; or, The Many Miracles of Fish Glue

Isinglass comes from the swim bladders of certain kinds of fish and can be found in everything from beer recipes to illuminated manuscripts. Ew? No way.
A Sea Bishop and a Sea Monk

Martin Luther’s Monsters

Prodigies, or monsters, were opaque and flexible symbols that signaled that God was sending some message.
An archerfish shooting water at a bug

The Amazing Eyes of the Archerfish

The archerfish has an unusual skill: it spits water directly at its prey, knocking the bugs out of the sky. But how?
A school of anchovies

Why Forage Fish Conservation Matters

Small fish like herring and anchovies serve an important role in the ecosystem. If passed into law, a new act would protect these forage fish.
Seattle sea wall

A New Way to Protect the Coast

Living shorelines provide erosion control while providing shoreline habitat and maintaining coastal processes.
Sea bass

Will Fish Lose Their Sense of Smell in Acidic Oceans?

Increasing levels of dissolved CO2 disrupt fish’s olfactory skills, study finds.
Underwater view of two technical divers using rebreathers device to locate shipwreck, Lombok, Indonesia

The Science Behind Decompression Sickness

Deep-sea divers now know how to avoid "the bends." But decompression still poses a problem when studying marine organisms from the deep.
Oil Rigs Fish

Can Oil Rigs Grow into Ocean Reefs?

Scientists suggest keeping old offshore oil platforms as productive fish habitats.