Reef fish are more placid around islands infested with invasive rats

Invasive rat populations on tropical islands decimate populations of seabirds, due to their voracious appetite for eggs and chicks. Now we are learning that they change the behaviour of fish around the islands too

.

, then at Lancaster University, UK, and her colleagues have now shown that this change in nutrient flows directly affects the behaviour of reef fish. Gunn and her colleagues placed Go-Pro cameras underwater in 60 different locations around the Chagos archipelago, recording and analysing footage of the damselfish defending their territories to judge their levels of aggression. A camera set up above the water was used to map the size of damselfish territories.

We have summarized this news so that you can read it quickly. If you are interested in the news, you can read the full text here. Read more:

newscientist /  🏆 541. in US

Singapore Latest News, Singapore Headlines

Similar News:You can also read news stories similar to this one that we have collected from other news sources.

Disney’s Moana Sets Sail With New Ocean Adventure Play SetNew Disney collectibles have arrived online including the brand new Moana Ocean Adventure Play Set that is ready to set sail
Read more »

Neogene burial of organic carbon in the global ocean - NatureA ‘bottom-up’ approach for calculating the rate of organic carbon burial in the global ocean shows larger variability than has been previously estimated, suggesting that the organic carbon cycle acted as positive feedback of past global warming.
Read more »

Letter: The natural version of the Legislature’s ‘pipeline from the Pacific Ocean’“The part of it we are now enjoying is heading to Colorado and continuing eastward, giving us relief — at least for now — from our severe drought,” writes Tolford in Sandy.
Read more »

Ocean's 11 Remake With Margot Robbie & Ryan Gosling Starts Filming SoonOcean's 11 remake with Margot Robbie and Ryan Gosling will begin filming soon.
Read more »

Ocean's Eleven Prequel Sets Production Start DateThe production start date for Warner Bros.' untitled Ocean's Eleven prequel starring Margot Robbie and Ryan Gosling has been revealed.
Read more »

Updates: Bomb cyclone creating 45-foot waves in Pacific OceanSTORM LIVE UPDATES: BombCyclone hits SF Bay Area 🌧 AtmosphericRiver
Read more »