fish eye

Snorkelers and visitors to Fish Eye Marine Park observatory can see colorful reef fish darting along a harbor seabed still pocked by bomb craters.

Researchers at the National Oceanic and Atmospheric Administration, California’s Department of Fish and Wildlife and UC Davis are employing new technologies, such as environmental DNA sampling and isotopic analyses of fish eye lenses, along with older methods — such as plankton sampling and fish ear bone studies — to better understand how and why the salmon ocean diet has changed.

The flaw, technically called an inclusion, looks like a fish eye: a deep blue center surrounded by a white haze.

Picture taken with a fish eye lens.

It’s also able to remove the fish eye effect from wide-angle lenses so people don’t look distorted or stretched inside meeting rooms.