It now appears that as they redrill to get the drilling muds moving again and so forth, they may be pushing the fish down the hole in front of the bit.
The lake is said to retain an excellent record of past climate change which can be inferred from the types and abundance of algae and other organic matter found in its bed muds.
New bosses need to rearrange their senior teams quickly, to put allies into key positions and remove potential troublemakers (such as rivals who have been passed over or stick-in-the-muds who have outlived their usefulness).
Allowing for growth in population of around 1% a year, America's long-term growth in incomes per head is estimated today at between, say, 1.5% (by old-economy stick-in-the-muds) and 3% or more (by new-economy enthusiasts).
Hydraulic fracturing pumps many thousands of gallons of mainly water and sand, with a few chemicals, at high pressure into tight gas-bearing shale deposits (hardened muds), creating cracks that allow gas to flow back up the well to the surface ( Shale Shock).