In “Fish Populations, Following a Drought, in the Neosho and Marais des Cygnes Rivers of Kansas,” James E. Deacon presents a meticulously detailed examination of the ecological impacts of drought on aquatic life in two significant Kansas rivers. Employing a blend of empirical research and analytical observation, Deacon employs a scientific lens to explore population dynamics, species diversity, and habitat changes. The book contributes to the broader field of freshwater ecology, emphasizing the resilience of fish populations while weaving in a historical context that underscores the importance of understanding environmental variability and species adaptation. James E. Deacon, a prominent figure in ichthyology and environmental science, draws on decades of experience in fish population studies to inform this comprehensive work. His expertise stems from a career focused on freshwater ecosystems, coupled with a profound concern for conservation amidst climate change. Deacon's insights are not merely academic; they resonate with the challenges faced by contemporary environmental policy and resource management, making this volume particularly relevant in today's climate discourse. This essential read is recommended for ecologists, fisheries biologists, and those interested in conservation, providing a rich source of data and analysis. It not only deepens understanding of fish populations in the face of drought but also encourages reflective thought on the interconnectedness of ecosystems. Deacon's scholarly work stands as an important contribution to both the scientific community and public awareness.