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ENDANGERED SALMON POPULATIONS
The U.S. Army Corps of Engineers spent $7 million on fish ladders in 1938 to move salmon past Bonneville Dam; decades later, the system carries 1 million a season in good years- Beginning in 1877, Japan imported California rainbow trout for food and sport fishing; escaped fish later competed with native salmonids and disrupted their spawning grounds
- In 2003, a businessman bought a 23,000-acre estate to restore it; now it's home to a million trees and red squirrels
- Since 2022, Alaska crews have placed more than 1,000 whole trees in a creek damaged by gold mining, helping restore 2.3 miles of salmon habitatResurrection Creek in Alaska has been revitalized into a thriving river thanks to comprehensive restoration efforts. By introducing entire ...14 Aug, 2026, 04.10 PM IST
- By the mid-2010s, California agencies had placed more than 200,000 tons of gravel below Keswick Dam, restoring egg-laying habitat for endangered salmonThe construction of dams along the Sacramento River hindered the natural flow of gravel that is essential for salmon spawning. Efforts are ...13 Aug, 2026, 05.20 PM IST
- By the mid-2010s, California agencies had placed more than 200,000 tons of gravel below Keswick Dam, restoring egg-laying habitat for endangered salmonIn an initiative aimed at revitalizing the spawning grounds for the endangered winter-run Chinook salmon, California has been transporting ...13 Aug, 2026, 05.20 PM IST
- In 2006, Canada launched a mission to save Atlantic salmon. Nearly 20 years later, the fish are returningAtlantic salmon populations declined due to habitat destruction and overfishing. Conservation efforts involving captive breeding and habita...30 Jul, 2026, 06.25 PM IST
- In 1948, America built Mud Mountain Dam for flood control; decades later, a $112 million facility was designed to carry 1.2 million fish around it annuallyThe Mud Mountain Dam serves as a crucial flood prevention structure, shielding communities downstream from severe weather. Yet, its constru...25 Jul, 2026, 08.37 PM IST
- Why Hundreds of Bald Eagles Flock to Frozen Mountains in WinterHundreds of Bald Eagles gather in Alaska, British Columbia, and the northwestern United States during winter. This behaviour is driven by f...11 Feb, 2026, 05.19 PM IST
- Orcas in news again: Grieving killer whale mom seen carrying dead calf for milesAn endangered orca, J36, was observed carrying her deceased newborn calf in the Salish Sea, echoing a similar incident involving Tahlequah ...16 Sep, 2025, 07.25 AM IST
- Shefali Jariwala’s shocking death at 42: Apollo doctor explains why younger Indians are vulnerable to heart attacks and reveals silent symptomsThe sudden death of Shefali Jariwala has highlighted a concerning trend. Heart attacks are increasingly affecting younger Indians. Over hal...28 Jun, 2025, 06.19 PM IST
- Trump targets California water policy as he prepares to tour LA fire damagePresident Donald Trump focuses on California's water policy during his visit to the wildfire damage, advocating for rerouting more water to...24 Jan, 2025, 11.13 AM IST
- Most money for endangered species goes to a small number of creatures, leaving others in limboSince the passage of the Endangered Species Act, over 1,700 species in the US have been listed as threatened or endangered. However, there ...30 Dec, 2023, 04.11 PM IST
- Warming rivers in US West killing fish, imperiling industryHundreds of thousands of young salmon are dying in Northern California's Klamath River as low water levels brought about by drought allow a...26 Jul, 2021, 07.52 PM IST
- Gene-editing tool that led to rapid test for Covid-19 is now helping scientists save endangered salmonThe CRISPR-based Sherlock tool can identify four types of Chinook salmon.08 Jun, 2021, 07.05 PM IST
- Poor social ties more likely to kill male whalesLondon, Oct 25 (IANS) Male killer whales who remain socially isolated are three times more likely to die in hard times than those in the ce...25 Oct, 2017, 03.42 PM IST
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