By Roger Witherspoon Download and/or Print Article In a stunning change of position, federal regulators have downgraded by a factor of 1,000 the 31-year-old data assessing the fish killed annually by the Indian Point nuclear power plant. In addition, the regulators assert the plants’ thermal plume causes minimal damage to the Hudson River environment and may fit state requirements for a hot water discharge permit. The direct impact of the change by the Nuclear Regulatory Comm