The phrase "at hatcheries" is correct and usable in written English.
It can be used when referring to locations where fish or other animals are bred and raised, typically for commercial purposes.
Example: "The research team conducted their studies at hatcheries to observe the growth patterns of the fish species."
Alternatives: "in fish farms" or "at breeding facilities".
The downside is they need more care than adults for the first couple of months and you could potentially end up with male chicks because chick sexers at hatcheries make a mistake 2 or 3percentt of the time.
The gruesome footage, which was secretly filmed at hatcheries in the northwest and southwest of France, shows ducklings being crushed alive and a duck agonizing on the ground with a twisted neck.
Tagged smolts were generally held for ≥24 hr after surgery (up to several weeks for smolts tagged at hatcheries) to assess direct tagging-related mortality, tag extrusions, and monitor for signs of impaired swimming behaviour.
Chickens from every breeding flock are investigated at hatcheries for Salmonella every two weeks.
At Hatchery B, the species brook trout (S. fontinalis) and splake (Salvelinus namaycush × S. fontinalis) were significantly associated with BGD treatment, as well as lower individual fish weights and treatment for BGD during the previous week.
The birds were not vaccinated at hatchery, and the absence of aMPV genetic material in samples collected at hatch was confirmed by nested RT-PCR.
We estimated the optimal brood year-specific intercept for the maturation function α b with fixed values of β1 and β2 by maximizing the net reproductive rate, R0, because density dependence acted at hatchery capacity.
A surrogate method was needed because the existing HPLC method is expensive, requires a specialist to use, and is not generally available at fish hatcheries.
He wants to use genetic tools at large hatcheries — not to dictate every mating but to get DNA fingerprints and then track every hatchery fish from birth to death.
Lastly, diseases spread easily through the dense populations at the hatcheries and can be passed on to salmon in the wild.
The juvenile scallops, called bugs, were spawned from native brood stock in May at two hatcheries in the Suffolk County Marine Environmental Learning Center in Southold, the center of the county's initiative.
