Images

Buoys surfaced and floating in the ocean waiting to be collected onto the research vessel.

Dunking transducer being lowered into the water in order to communicate with the acoustic release at depth.

All three buoys secured on boat deck waiting to be redeployed with marine sediment traps. 

Dr. Julie Richey and Caitlin Reynolds replacing batteries in the sampler onboard R/V Pelican.

Both sediment traps secured on board the deck of the research vessel after being pulled out of the ocean water. 

Conductivity, temperature, and depth (CTD) instrument getting ready to be launched. The bag of Styrofoam cups being attached to the side is part of science outreach that Dr. Julie Richey does with elementary school kids.

Coastal Louisiana marsh as viewed driving down to LUMCON (the Louisiana University Marine Consortium).

View of the R/V (research vessel) Pelican from the dock at the Louisiana University Marine Consortium (LUMCON).

Louisiana University Marine Consortium (LUMCON) building with marsh in the foreground.

USGS scientists measuring infiltration rates, with minidisk infiltrometers, 2 years after the 2020 LNU Lightning Complex Fire. The California chaparral landscape in the foreground was severely burned in the fire.

Nukuhou coastal wetland. A tidal wetland with grey mangroves (Avicennia marina) and salt marsh threatened by sea level rise. At Ohiwa Harbor, North Island, New Zealand.

Sunrise along the coast of the Pacific Ocean in Santa Cruz, California. Credit: Ariana Sutton-Grier, USGS.

Aerial view of shrub mangrove forest in Rangaunu Harbour expanding into coast salt marsh and threatening to move into agricultural land because of sea level rise.

Aerial view of the Rangaunu Harbour mangrove forest in Northland, New Zealand.

Omaha-Taniko Scientific Preserve. An extensive saltmarsh area in the Whangateau Harbour that has a rare intact vegetation sequence from mangrove forest and scrub ecosystem to saltmarsh to the Mānuka-dominated scrub wetland to Kahikatea swamp forest.

Research Geologist Natalie Kehrwald cuts a “cookie” from a fire-scarred tree in the southern Sangre de Cristo Mountains, New Mexico. Cookies are cross-sections of trees that provide information on the interactions between past droughts and fires. 

Two USGS scientists preparing to collect soils and measuring infiltration to quantify microbial, biogeochemical, and hydrological recovery 1 year after the 2021 Dixie Fire. They have been seasonally measuring soil recovery at 11 sites within the footprint of the Dixie Fire.

Field technician sizes up a monarch giant sequoia killed in the 2020 KNP-Complex/Castle fire (Board Camp grove, Sequoia National Park.) Unfortunately, the vast majority of giant sequoia within the grove were killed during the catastrophic 2020 Castle fire. Credit: USGS Sequoia Research Program, image provided by David Soderberg (USGS Biologist)

Confluence of the Green and Yampa Rivers (green color is the Green and yellow color is the Yampa). The color of the water is an indication of the very different streamflow patterns between the two rivers. Credit: Becky Brice, USGS

Caitlin Reynolds retrieving one of the sediment traps used by USGS to study sediment flux in the Gulf of America on board the Research Vessel (R/V) Weatherbird II (Florida Institute of Oceanography).

Eckerd College students taking water samples from a CTD-rosette on board the R/V Weatherbird