Climate change threat to fish diversity in Murray-Darling Basin

By Mark Kennard Read Time: Words 518 about 3 mins Native freshwater fish diversity in the Murray-Darling Basin could be under serious threat from climate change in coming decades. This potential loss of biodiversity could result in a further decline in the health of the Basin. Freshwater fishes are highly valued for commercial and recreational […]

The ecological importance of groundwater along the Fitzroy River

By Ryan Burrows Article Read Time: 623 words about 4 minutes. Groundwater upwelling to rivers not only sustains surface flow but also delivers nutrients and creates favourable conditions for algae growth, importantly algae is a critical food source for aquatic animals. What did we do and how? Algae is a nutritious and major food source […]

Prey availability and flow conditions drive changes in barramundi abundance

By Mischa Turschwell Predator-prey interactions between fishes are important ecological processes that help maintain healthy populations and ecosystems. But often we don’t know if predators control prey numbers (top-down control) or if the number of prey available controls predator numbers (bottom-up control). We also don’t know how these interactions might change if environmental conditions like […]