| 单词 | spawner |
| 例句 | “Sea scallops are broadcast spawners,” she said, referring to how male and female scallops release their eggs and sperm into the water and hope they meet up to fertilize. Sea Scallops Farmed in Maine Aren’t Just Sustainable. They’re Helping Their Habitat. 2021-08-23T04:00:00Z In Puget Sound, between 2004 and through 2019, there were declines in the number of spawners in 16 of the 22 Chinook populations. To save WA salmon, choose science, not silver bullets | Op-Ed 2023-09-26T04:00:00Z The decision to open a limited harvest this fall was informed by sonar and visual spawner surveys and juvenile out-migration counts. Tribe to fish for salmon on Elwha River a decade after dams fell 2023-04-25T04:00:00Z The threshold is tripped when a population of fish has 50 or fewer spawners return to natal streams for four consecutive years. WA bills unveiled to save Snake River dams 2023-03-26T04:00:00Z Today only spring spawners are numerous enough to make commercial fishing for Baltic herring viable. Loss of Viking-era herring may be a warning to today’s fishers 2022-11-01T04:00:00Z That was more than the total number of spawners observed over the previous five seasons combined. A Lake Sammamish salmon species has dwindled. Can this emergency hatchery effort save them? 2022-10-13T04:00:00Z Pairs of fish that are not broadcast spawners may exhibit courtship behavior. Biology for AP Courses 2022-06-09T00:00:00Z Pinto abalone are broadcast spawners, meaning they release billions of sperm and eggs into the water, once a year, typically on a fine full moon night in spring or summer. Recovery effort aims to restore pinto abalone mollusks that once flourished in Salish Sea 2021-09-14T04:00:00Z Snapper are mass spawners, so it was hard for breeders to identify the parents of promising offspring, which is crucial for optimizing selection and avoiding inbreeding. New genetic tools will deliver improved farmed fish, oysters, and shrimp. Here’s what to expect 2020-11-19T05:00:00Z Modern commercial activities suggest spring spawners in the central Baltic have also been depleted; today, fisheries largely target the herring population that spawns in the northernmost reaches of the Baltic in the spring. Loss of Viking-era herring may be a warning to today’s fishers 2022-11-01T04:00:00Z In repeat spawners, such as steelhead, it can even reveal how many times the fish has gone out to sea. The Elwha dams are gone and chinook are surging back, but why are so few reaching the upper river? 2020-10-18T04:00:00Z “We need to protect the remaining spawners to help provide for future runs of fall chinook on the North Coast,” he said. Dry conditions fuel salmon die-off on Oregon coast 2019-12-15T05:00:00Z Chinook are known as “high-fidelity” spawners, not only returning to the stream where they were born, but also often to the same shallows. How Long Before These Salmon Are Gone? ‘Maybe 20 Years’ 2019-09-16T04:00:00Z Traveling in extended family pods, they often return to areas of significant abundance of Chinook “feeders” in the ocean and 3- to 8-year-old Chinook “spawners” making their terminal migration runs to rivers where they hatched. Restoring salmon runs, not politics, will save southern resident killer whales 2019-07-16T04:00:00Z In particular, they believe fishing should be restricted for many stocks, in order to allow more young females to become prolific spawners. Should ‘superspawners’ stir up fisheries management? 2018-05-10T04:00:00Z These spawner surveys are just part of the scientific study underway to track recovery in the Elwha. The Elwha dams are gone and chinook are surging back, but why are so few reaching the upper river? 2020-10-18T04:00:00Z DNR fisheries chief Don Pereira says the winter regulation allows Mille Lacs anglers to catch and keep walleye, while also allowing for the continued protection of walleye that will be the lake’s future spawners. Mille Lacs Lake winter fishing limits: 1 walleye, 5 northern 2016-11-03T04:00:00Z Blue tangs are what’s known as pelagic spawners, meaning they deposit their eggs into the open water; most freshwater fish and some other marine fish “glue” their eggs to rocks or a reef. Breeding Aquarium Fish Can Help Save Reefs He says a catch-and-release walleye season will protect future spawners while allowing fishing to remain open. Mille Lacs Lake to be catch-and-release for walleye anglers 2016-03-21T04:00:00Z Second, there is autocomplete: spawner of a billion curses, source of much hilarity but also often quite helpful. How the Smartphone Killed Typing—But Started an AI Revolution 2014-11-25T05:00:00Z The request is temporarily forwarded to the ‘spawner’ application. Super Elastic Clouds: Is it Time to Remove the OS From Cloud Computing Stacks? 2013-03-24T14:15:21Z He closed season for salmon fishing to protect the "old salmon," that is, the spawners. History of salmon dates back millions of years 2011-11-25T02:12:26Z So it was a big deal last year when researchers successfully bred the yellow tang, a pelagic spawner collected from the reefs of Hawaii. Breeding Aquarium Fish Can Help Save Reefs "This helps explain the uptick this year in the numbers and should help us with the natural spawners." Northern California could possibly see first chinook fishery in a few years 2011-03-11T18:34:11Z "While the survival of the trucked fish is encouraging, this is not a long-term solution, since we need to see natural spawners in the mix," Grader said. Northern California could possibly see first chinook fishery in a few years 2011-03-11T18:34:11Z |
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