Invasive rats are changing fish behaviour on coral reefs – new study
Rats are disrupting the flow of nutrients towards the sea on many tropical islands – this has consequences for fish behaviour and the wider ecosystem.
Jan. 9, 2023 • ~7 min
New research reveals the environmental impact of keeping tropical fish as household pets – but there are ways to reduce it.
Rats are disrupting the flow of nutrients towards the sea on many tropical islands – this has consequences for fish behaviour and the wider ecosystem.
Just about every creature on Earth needs to grab some Zs from time to time. Imagine trying to doze while dodging great whites and killer whales.
Species can evolve to tolerate higher temperatures – but there's a ceiling beyond which adaptation isn't possible.
Marine wildlife rarely remain in one habitat. Most species rely on a healthy network of ecosystems to raise their young and catch their food.
Without understanding which fish species and habitats local fishers rely on, export bans can do more harm than good.
/
1