水文生物学出版研究淡水和海洋环境的生物学，包括人类活动的影响的原始研究，评论和意见。涵盖分子、生物、群落和生态系统层面的研究，涉及湖沼学和海洋学的生物学研究，包括系统学和水生生态学。除了假设驱动的实验研究，它提出了与广泛的水生物观众相关的理论论文。
Hydrobiologia publishes original research, reviews and opinions investigating the biology of freshwater and marine environments, including the impact of human activities.Coverage includes molecular-, organism-,community -and ecosystem-level studies dealing with biological research in limnology and oceanography, including systematics and aquatic ecology. In addition to hypothesis-driven experimental research, it presents theoretical papers relevant to a broad hydrobiological audience.