Publications by authors named "Theresa Madrigal"
In the last decade, the frequency of the use of the Bonnet Carré Spillway (BCS) to divert water from the Mississippi River by the United States Army Corps of Engineers (USACE) has dramatically increased. The BCS is designed to protect the city of New Orleans, Louisiana from levee breaches and devastating floods. In 2011 and 2019, during extreme flood events, the USACE diverted 6.
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- Cetaceans, like bottlenose dolphins, are important indicators of marine ecosystem health, and their population dynamics can reveal environmental changes.
- A study analyzed the presence of 24 polycyclic aromatic hydrocarbons (PAHs) and 7 polychlorinated biphenyls (PCBs) in the tissues of 138 stranded bottlenose dolphins in the Mississippi Sound over an 11-year period.
- The findings showed that while certain contaminants like naphthalene were detectable in dolphin tissues, there were no significant changes in chemical levels associated with the unusual mortality event in 2019 that affected these dolphins.