(Phys.org)—A small team of researchers with members from the U.S. and Switzerland has found an example of a fish that did not always benefit in the end from an evolutionary change. In their paper published in the journal ...
When Dong-Fang Deng and her students make feed for the fish they raise at UWM's School of Freshwater Sciences, they often use ground fishmeal—dried fish parts from fisheries or wild catch—as the protein source.
Plants & Animals
Jul 25, 2022
0
758
Sport fish have declined significantly in portions of the Upper Mississippi River infested with Asian carp, adding evidence to fears about the invader's threat to native species, according to a new study.
Ecology
Nov 16, 2019
3
347
Scientists have known for years that when some fish sense predators eating members of their species, they try to depart the scene of the crime and swim toward safer waters. This sensible behavior is exactly what evolution ...
Ecology
Oct 17, 2017
0
59
A toxic environment is known to create health problems for people, but sick people can also create health problems for the environment. Around Kenya's Lake Victoria, a fishing community where locals battle high rates of disease ...
Environment
Apr 3, 2017
0
110
Flinders University scientists have created a model for conservation programs after helping to bring local populations of native pygmy perch back from extinction.
Ecology
Mar 9, 2016
0
17
Over-fished yellow perch in Lake Michigan have recovered much quicker - by hundreds of years - in reaching reproductive maturity at a later age and larger size than scientists previously thought was possible, according to ...
Evolution
Aug 11, 2015
2
51
Research has suggested yellow perch grow more rapidly during the short winters resulting from climate change, but a new study shows warmer water temperatures can lead to the production of less hardy eggs and larvae that have ...
Environment
Jul 15, 2015
1
274
(Phys.org) —In attempts to predict what climate change will mean for life in lakes, scientists have mainly focused on two things: the temperature of the water and the amount of oxygen dissolved in it.
Ecology
Jan 27, 2014
1
0
(Phys.org) —It's a nocturnal aquatic predator that will eat anything that fits in its large mouth. Dark and sleek, it hides beneath the water waiting for prey. A Texas Tech University researcher says the target will never ...
Plants & Animals
Mar 28, 2013
0
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