noaa.gov

NOAA's National Ocean Service

Typical summer HAB bloom impacting the shoreline. (photo credit T. Archer)

Harmful Algal Blooms: Sometimes, tiny plants pack a toxic punch.

benthic map
OCEAN FACT
What is marine biogeography?

By mapping benthic habitats, studying what occurs on the bottom of a body of water, and assessing the relationships between the environment and the organisms that live there, biogeographers provide useful information to protect and conserve marine resources.

More Browse Facts

Aurora Australis
CLIMATE STEWARDS
The Earth Scientist

In the latest issue of the education journal The Earth Scientist, Climate Steward educators share their stories, innovations, and resources that you can incorporate into your classroom or education setting. Articles include links background materials, supporting materials, and student worksheets.

More NOS Education

Reddit logo
Ask Us Anything!
Harmful Algal Blooms

Harmful algal blooms occur when colonies of algae grow out of control while producing toxic or harmful effects on people, fish, shellfish, marine mammals, and birds. Head to Reddit Science on May 5 at 1 p.m. to chat with two NOAA scientists who study the impacts of harmful algal blooms and forecast bloom conditions for U.S. coastal regions.

More Sanctuaries

image of New York City
EDUCATION
Sea Level Rise Module

Attention educators! Check out our sea level rise module and video for students (grades 6 through 12), developed by NOS and NASA's Jet Propulsion Laboratory. This module informs about sea level rise, its causes, and impacts; and challenges students to think about what they can do in response.

View Education