Chandeleur Sound is a vast, shallow-water sound situated between the Louisiana mainland and the uninhabited Chandeleur Islands chain, forming a protected border with the Gulf of Mexico. This area is part of the Breton National Wildlife Refuge and is renowned as a premier inshore and nearshore saltwater fishing destination. The sound features a dynamic mix of habitats, including expansive grassy flats, sand bars, mud flats, mangrove patches, coves, and inlets, all protected from the open Gulf by the barrier islands. The environment is constantly changing due to erosion and storm impacts, but it remains a critical ecosystem and a prolific fishery. The region experiences a semitropical climate with high humidity and average water temperatures ranging from the low 70s to mid-80s Fahrenheit throughout the year.