Sentence examples for generation of fish from inspiring English sources

And most of the damage remains invisible deep below the surface, including the wide-scale destruction of essential plankton in the area and the wiping out of an entire generation of fish larvae.

Of the 60 females, 51 produced broods that provided the first generation of fish (F0) used in our experiment.

But after 210 days (a full zebrafish lifetime) of exposure to the middle dose of 5.0 ng/L ethynylestradiol, the second generation of fish showed reduced fertility.

The F1 generation of fish raised in captivity often fail to reproduce naturally because egg fertilization is dramatically reduced [ 24, 25].

For example, producing the next generation of fish was time-consuming, and in some cases, populations of our selection treatments were started a couple of weeks apart and consisted of slightly different-aged offspring.

The two strains have spawn times that differ by approximately 1 month so it was not possible to create reciprocal hybrids in this first generation of fish captured from wild populations.

There is also evidence that bentho-pelagic divergence in trophic morphology can appear within the first generation of fishes that invade a new lake.

Salmon fishermen tend to blame the decline on inland water users, like farms and developers, who, they say, diverted water needed for spawning new generations of fish.

During that interval, three generations of fish would migrate out to sea and return to spawn.

Because some aquaculture fishes exhibit significant sexual dimorphism in growth rate and body size, there are remarkable economic benefits by producing all-females or all-males for aquaculture, and several generations of fish genetic breeding scientists in the Institute have developed a series of sex control breeding biotechnologies to obtain mono-sex populations.

They fear the worst will come as future generations of fish and sealife reproduce in an environment they say is still contaminated with oil. .