Category Archives: Hydro/Marine

World Hydrography Day
It’s June so that means kids are out of school for the summer, parents are dreaming of a little family vacation, and if it's June 21 it means it is World Hydrography Day.

xyHt Magazine Digital Edition: June 2021
xyHt's June issue features hydrography and the need to survey everything water related.

The Challenges of Near-shore Hydrographic Surveys
Near-shore hydrographic surveying can be a challenging task, especially if the conditions are not ideal to collect the required data.

AUVs: Crucial to Seafloor Mapping Effort
In 1775, in Saybrook, Connecticut, the brothers David and Ezra Bushnell built Turtle, a little egg-shaped wooden submarine held together by iron straps, with a 30-minute air supply. The next year, in New York Harbor, Turtle engaged in the first naval battle in history involving a submarine. The first autonomous underwater vehicles (AUVs), undersea systems...

All Hands on Deck
Mapping the entire U.S. seafloor is an epic task. The country’s new national hydrographer says it can be achieved by coordinating efforts and using the latest technology.

Managing Tropical Storm Risk in Florida
Low-lying Gulf Coast communities along the Anclote River in Pasco County, Florida, have a long history of summer flooding. In 2012, after Tropical Storm Debby brought more than 12 inches of rain in a 24-hour period to the Tampa Bay area, the residents of the Thousand Oaks subdivision in the Trinity community experienced widespread, long-lasting...