Captain Jack Burleson, known as "Capt. Jack," was born in 1922.  He was drafted from the Coast Guard into the Army during World War II.  After the war, he held various roles, including a dive instructor in Marathon, guiding divers in the Florida Keys, and a versatile handyman, carpenter, taxi driver, and dog trainer. Jack was also an artist and painted with acrylics on unconventional canvases like sea beans and driftwood.

Ed Little is a seasoned fisherman with extensive knowledge and experience in the marine ecosystem and fisheries. His insights are drawn from his personal observations and experiences in the field, particularly in the Key West area. Little has witnessed firsthand the changes in the marine ecosystem and the impact of increased human activity on water and fish populations. His expertise extends to the understanding of the behavior of various fish species, their abundance, size, and the presence of parasites and abnormalities in certain species.

Jim Thomas is a seasoned marine biologist and conservationist with a career spanning several decades in the field of marine ecology. His expertise lies in fisheries, marine life, and coral reef ecosystems. Thomas has dedicated his professional life to the study and preservation of marine environments, with a particular focus on the intricate relationships between different species and their habitats. He has been actively involved in research, conservation efforts, and advocacy, working closely with both scientific communities and government agencies.

Debbie Carpe is a long-time resident of the Florida Keys, having lived there since she was a child. She has a vivid memory of a significant event that occurred when she was around twelve years old, a phenomenon known as the red tide, which turned the sea red and caused a massive die-off of marine life. Carpe's recollection of the event is detailed, describing how the water looked and the impact on the fish, many of which were gasping for air at the surface. She took it upon herself to collect the struggling fish and bring them to a holding place at Coco Plum.

Freddy Manny has built a career that spans two distinct yet interrelated professions: sign painting and shrimping. His journey through the shrimping industry has equipped him with a wealth of knowledge about fishing techniques and the evolution of regulations within the field. Freddy has witnessed firsthand the effects of external factors such as Navy testing on the fishing environment and the resultant variations in shrimp sizes.

Narrator Ray Van Houten, of Big Pine Key, Florida, was a "Jack of all trades" and recreational fisher who lived aboard his boat. Born in the early 20th century, Van Houton witnessed the transformation of the Florida Keys from a remote string of islands to a bustling tourist destination. He grew up in a time when the Keys were largely undeveloped, and the economy was primarily driven by fishing and small-scale agriculture.

Tim Daniels is a seasoned pilot and commercial fisherman whose life and career are deeply intertwined with the coastal and marine environments of Florida Bay. With years of experience navigating the skies and waters of this region, Daniels has developed a profound understanding of its natural rhythms and the delicate balance of its ecosystems.

Herb Marvin is a native of Homestead, Florida, with deep familial ties to the region's commercial fishing industry. His personal history is interwoven with the environmental and industrial changes in Florida Bay. Marvin's upbringing in Homestead provided him with a unique perspective on the natural landscape and the community's reliance on its resources. His family's involvement in commercial fishing allowed him firsthand insight into the practices and challenges of the industry.

Bill Wickers is a lifelong resident of the Keys, having spent 46 years in the area. He has been a charter boat captain for approximately 24 years, a profession he took up after a four-year stint as a school teacher. Even during his teaching years, Wickers was involved in charter fishing, often spending his weekends and vacations on the water. His experience on the water is extensive, with an average of five to six days a week spent on the water over the years.

Ed Davidson is a seasoned mariner with over 25 years of experience operating boats in the Florida Keys. His extensive maritime career spans various sectors including sport fishing charters, headboat fishing operations, commercial fishing, and diving and snorkeling charters. Davidson's deep connection with the marine environment is not only professional but also academic. He holds a science degree and has conducted population studies on commercially valuable species. Over the years, Davidson has been an eyewitness to the steady decline in water quality and clarity in the Florida Keys.