TROUT

the sh to acclimate to the water.

“ e sh end up on the bottom for a little while and then they start jumping around,” Valesey said.

e population in Mann-Nyholt Lake is already healthy. Stocking the lake enhances and maintains the native populations.

Chris Hertrich, wildlife hatchery manager, said Mann-Nyholt Lake could also have largemouth bass, blue gill, channel cat sh, and saugeye walleye.

“We stocked the lake about ve years ago with these species,” Hertrich said. “I’m not sure if they are still there.”

Adams County o cials stock several other lakes and ponds, depending on weather, temperature and other conditions. e list includes: Fishing is Fun Pond, 28 acres; Engineer Lake, 10 acres; Twin Lakes Park, two lakes, four acres total; Little Dry Creek Lake, signi cantly raised gas prices for Colorado drivers during the winter. Multiple monitors around Suncor check for dangerous emissions, including some run by a neighborhood nonpro t Cultivando through a state environmental justice project. Cultivando released a report from Boulder atmospheric scientist Detlev Helmig in March warning of exactly what happened in mid-April: Short-term emissions from Suncor that endanger health but do not ofcially break EPA limits.

Helmig’s instruments identi ed temporary local spikes in levels of pollutants like benzene or harmful particulate matter. Cultivando’s monitoring program can identify spikes that are short-lived but impactful on human health, Helmig said.

“Pollution levels go up and down, up and down very dynamically all the time,” he said at a Cultivando community brie ng. “If you hap-

12 acres; Elaine T. Valente, three lakes, 33 acres total; Lowell Ponds, three lakes 12 acres total; and Pelican Ponds, three lakes, 23 acres total.

“ e raptors, osprey, American bald eagle, cormorants and coyotes depend on the sh populations for survival,” said Eric Collins, Adams County Colorado Parks and Wildlife ranger services supervisor. “It’s wonderful! It goes full circle, and its bene cial for humans recreationally shing, as well as our bird populations.” e wildlife agency’s Chalk Cli Hatchery stocks 600,000 to 700,000 sh a year that are of catchable size. pen to go out there at a certain time when levels are low, it may look not too concerning and pretty clean. But you come back just half an hour later and conditions might have changed very dramatically.” is story is from e Colorado

O cials could continue to stock sh until July.

Collis said the Adams County Sheri ’s O ce is hosting its annual shing derby that coincides with a free shing weekend on June 3 and 4 at Riverdale Regional Park MannNyholt Lake.

“We are going to have a senior event that kicks o at 5:30 a.m. en, in the afternoon, they move on to the youth event,” Collins said.

Sun, a journalist-owned news outlet based in Denver and covering the state. For more, and to support e Colorado Sun, visit coloradosun.com. e Colorado Sun is a partner in the Colorado News Conservancy, owner of Colorado Community Media.