Tag: Health

Natural History / Natural History - 3 years ago

What is spat?

Once oyster larvae attach to a surface, such as other oyster shells, they are known as spat (shown in inset image). As generation after generation of spat grow into adult oysters, they form dense clusters known as oyster reefs or beds. Oysters...

Natural History / Natural History - 3 years ago

What is blue carbon?

Yes, this is an image of a mangrove, but did you know it is also an image of a sink? A carbon sink. Don’t know what that is? Read below. Something that has a significant effect on our daily lives and is stored within the largest system of wate...

Natural History / Natural History - 4 years ago

What is nuisance flooding?

As relative sea level increases, it no longer takes a strong storm or a hurricane to cause coastal flooding. Flooding now occurs with high tides in many locations due to climate-related sea level rise, land subsidence, and the loss of natural barrie...

Natural History / Natural History - 4 years ago

What are PBDEs?

As part of NOAA's Mussel Watch Program, PBDEs are one of 150 different contaminants that are continually monitored by periodically sampling bivalves and sediment at 300 coastal sites around the nation. PBDEs are found in a variety of consumer...

Natural History / Natural History - 4 years ago

When Was the First Earth Day?

Firefighters battle a fire on Ohio's Cuyahoga River in 1952. The polluted river caught fire on several occasions between 1936 and 1969, when debris and oil had concentrated on the water's surface and ignited. A blaze in 1969 came at a time of inc...

Natural History / Natural History - 5 years ago

What is a fish ladder?

Fish ladder near the south shore of Long Island, where recorded Alewive migration was occurring. The survival of many fish species depends on migrations up and down rivers. Among anadromous fish such as salmon, shad, and sturgeon, downstream m...

Natural History / Natural History - 6 years ago

What is sea foam?

Sea Foam at Ocean Beach in San Francisco. If you scoop up some water from the ocean in a clear glass and look at it closely, you'll see that it's chock full of tiny particles. Seawater contains dissolved salts, proteins, fats, dead algae, dete...

Natural History / Natural History - 6 years ago

What is a turkeyfish?

Lionfish (also known as turkeyfish) have venomous spines that can be very painful. Viewed from the right angle, the ornate fins of the lionfish resemble turkey plumage. That's why 'turkeyfish' is one of the many imaginative names people use wh...

Natural History / Natural History - 6 years ago

What is ghostfishing?

Atlantic croaker trapped within a derelict or "ghost" crab pot pulled from the York River in Virginia. Derelict fishing gear, sometimes referred to as "ghost gear," is any discarded, lost, or abandoned, fishing gear in the marine environment....