Introduced European carp now outnumber native fish in the rivers of New South
Wales, a two-year study has found. Some reaches of the Murray-Darling river
system contain one carp per square metre. And although some 55 000 fish were
sampled, 16 native species were not detected at all. Scientists with the New
South Wales Fisheries Research Institute say that dams and irrigation projects
have altered river flows, favouring the carp.
More from Â鶹´«Ã½
Explore the latest news, articles and features
Popular articles
Trending Â鶹´«Ã½ articles
1
Autism may have two distinct subtypes that vary by brain activity
2
A quantum state that lasts forever may finally be within our grasp
3
The secrets to keeping your brain sharp in old age
4
Fully autonomous drones have killed human soldiers for the first time
5
Sperm have been made magnetic to allow IVF inside the body
6
Walking shark found in Papua New Guinea is new to science
7
Has the answer to life's origins been hiding in our cells all along?
8
Why you need to future-proof your brain in middle age and how to start
9
The relationship recession is even bigger for Gen Z than we thought
10
Vaping after quitting smoking is linked to lung cancer
