Snakes of Virginia
弗吉尼亚野生动物行动计划等级我V- 中等保护需求 - 物种在其范围内的部分可能是罕见的，特别是在周边。这些物种的种群已经证明了显着的下降趋势，或者被怀疑，如果继续，可能会在可预见的未来符合该物种的较高层次。长期规划是稳定或增加人群的必要条件。
弗吉尼亚野生动物行动计划等级我II- High Conservation Need - Extinction or extirpation is possible. Populations of these species are in decline or have declined to low levels or are in a restricted range. Management action is needed to stabilize or increase populations.
弗吉尼亚野生动物行动计划等级我I- Very High Conservation Need - Has a high risk of extinction or extirpation. Populations of these species are at very low levels, facing real threat(s), or occur within a very limited distribution. Immediate management is needed for stabilization and recovery.
弗吉尼亚野生动物行动计划等级我- Critical Conservation Need - Faces an extremely high risk of extinction or extirpation. Populations of these species are at critically low levels, facing immediate threat(s), or occur within an extremely limited range. Intense and immediate management action is needed.
Conservation Opportunity Rankings:
a- On the ground management strategies/actions exist and can be feasibly implemented.
b- On the actions or research needs have been identified but cannot feasibly be implemented at this time.
c- No on the ground actions or research needs have been identified or all identified conservation opportunities have been exhausted.