An $8,000 daily loss leaves the market shaking its head on one of the most volatile days in Bitcoin since the China miner rout. Bitcoin ( BTC ) fell sharply as trading continued on Sept. 7 as a volatile day took BTC price action below $43,000 in one of the most volatile days of the year. BTC/USD 1-hour candle chart. Source: TradingView Whales blamed for major BTC sell-off Data from Cointelegraph Markets Pro and TradingView  captured the volatility as Bitcoin suddenly lost the psychological $50,000 level. The move came just hours after analysts jointly agreed that BTC/USD must hold $50,000 in order to preserve bullish momentum. One of them, Cointelegraph's Michaël van de Poppe, highlighted $49,500 as the point of no return should it fail to stick as support. After that, he said, $44,000 could be next. He subsequently noted that Bitcoin had closed the weekend's CME futures gap. At the time of writing, with prices still unstable, Bitcoin traded at around $46,700 — well below the desired minimum, having hit a floor of $47,200. Trader and analyst Scott Melker, known as "The Wolf of All Streets," blamed large-volume traders. "Leave it to whales to dump Bitcoin on the day that El Salvador makes it legal tender," he said . "Real volume on the selling as well." As Cointelegraph reported , the largest cryptocurrency hit $52,960 — an almost four-month high — on Sept. 7, the day El Salvador adopted Bitcoin as its currency alongside the U.S. dollar.