Fieldwork and regional expertise

Cretaceous U.S. Western Interior Basin

Cenomanian-Turonian Boundary, Grand Staircase-Escalante National Monument, southern Utah

Drilling of the SH#1 Core in 2014 through the Cenomanian/Turonian boundary and the Ocean Anoxic Event 2 interval of the Cretaceous Western Interior Seaway (photo: S. Karduck).

Sampling trenched stratigraphic sections of the Tropic Shale with Rosie Oakes, Amanda Parker & Scott Karduck.

The Upper Cretaceous Naturita Sandstone (foreground) and Tropic Shale (background) near Big Water, Utah (photo: J. McFarlin).

Fluvial incisions of Cenomanian coastal plain coal seams.

Turonian Tununk Shale and Ferron Sandstone, Utah

Outcrops of regressive sandstones within the Tununk Shale near Caineville, Utah.

Collecting samples of the Tununk Shale for geochemical analyses with Brad Sageman and David Uličný.

The deltaic Ferron Sandstone (ridge) overlying the Tununk Shale preserving evidence for fall in relative sea level in the mid-Turonian (~92 Ma).

International Ocean Discovery Program (IODP) expeditions

Agulhas Plateau Cretaceous Climate (2022)

Shipboard downhole logging and physical properties specialist (photos soon!)

Expedition 369 - Australia Cretaceous Tectonics and Climate (2017)

Shipboard downhole logging and physical properties specialist

Boarding the Joides Resolution research vessel in Hobart, Tasmania to drill deep sea sediment cores for two months at sea in 2017.

Core from the Mentelle Basin split for description and sampling.

Cretaceous inoceramid fossil on a fractured surface of fresh IODP core.

Different drill bits used to recover deep sea cores from a variety of geologic settings.

Monitoring progress of downhole geophysical logging in the Great Australian Bight with Kerry Swain (photo: Bill Crawford).

The full crew of IODP Expedition 392.

Sunset while transiting from the final coring site of IODP Expedition 369 in the Mentelle Basin, offshore SW Australia.

Terrestrial paleoclimate: Songliao and Erlian basins

Visiting the ICDP SK-2 Coring site in the Songliao Basin.

Miocene trough cross-bedding

Field work crew in Erenhot, China in 2015.

A vista of fluvial Miocene outcrops capped by a basalt flow in Inner Mongolia. Our study of this site and others in the region pinpointed the timing of aridification in central Asia (Caves et al., 2016).

Bohemian Basin (Czech Republic)

Research talk at the Czech Academy of Science in Prague.

David Uličný (center) explaining Upper Cretaceous stratigraphy of the Bohemian Basin to Chris Fielding (right) and Brad Sageman (left).

Brad Sageman standing in front of 90 million year old (Turonian-Coniacian) deltaic sandstones at Cesky Raj in the Bohemian Basin of the Czech Republic in 2019.