John Koehn

John Koehn is a research-active academic at Charles Sturt University, contributing significantly to freshwater fish ecology and conservation biology in Australia. His work focuses on native species protection, invasive carp impacts, and water management effects on aquatic ecosystems.

Research Interests: His expertise spans Freshwater Ecology, Conservation Biology, Fish Biology, Invasive Species Management, and Population Modeling. He investigates how environmental changes affect riverine fish, particularly in the Murray–Darling Basin.

Publication Trends: Recent articles (2023–2025) emphasize ecological modeling, spatial distribution analysis, and conservation policy. Key themes include metapopulation dynamics, carp impact assessment, and lifetime growth modeling of mobile fish species.

• Scientific Awards:
• Australia Day Honours: Public Service Medal (2021)
• Hall of Fame membership (2020)

Advising and Grants: While no formal students are listed, he collaborates widely across institutions and contributes to major research initiatives. His work is supported by datasets and collaborative projects, indicating involvement in funded research, though specific grants are not detailed.

Labs and Teams: He is part of a broad research network in Australian freshwater science, collaborating with experts in ecology, hydrology, and conservation. His work is associated with large-scale datasets and multi-institutional studies, reflecting team-based, policy-relevant environmental research.