West Mojave Plan FEIR/S - Desert Managers Group

ManixACECMojave fishhookcactusRainbow BasinSIZEACRESFOCUS OFCOMMITMENT2,897 Paleontological andcultural valuesSPATIAL LOCATIONRELATIVE TO 2002TORTOISE RANGERELATIVEPROTECTIONAFFORDED BYEXISTING ACECMANAGEMENTRemote area with fewtortoises628 Botanical Unfenced ACEC is subjectto heavy impacts fromsheep grazing andmotorcycle use in theBrisbane Valley19,480 Geologic features,wildlife species (deserttortoise)Fully within range, verynear Mud Hills/ WaterValley concentration areaModerate. Routes aredesignated, but off-roadtravel still occursRed Mountain717 Prehistoric values UnknownSpringRodman Mountains 6,204 Cultural Resources Mostly within wildernessCultural AreaRose Spring 859 At northern edge of range UnknownSand Canyon 2,338 Riparian habitat and West of rangeN/A, outside known rangewildlifeShort Canyon 1,100 Riparian habitat, Plants West of rangeN/A, outside known rangein particularSoggy Dry LakeCreosote RingsSteam WellTrona PinnaclesUpper JohnsonValley YuccaRingsWest RandMountains*186 Ancient vegetation Within the known range,but inside open area, whichdegrades habitat and resultsin tortoise crushing4,05541 Historic and prehistoricvaluesScenery and geologicalfeaturesLittle protection in this areawhere die-offs may haveeliminated many tortoisesVery marginal habitat;tortoise present subject toimpacts from adjacentSpangler Hills Open Area353 Ancient vegetation Tortoises and occupiedhabitats threatened by usein Johnson Valley OpenArea, which surrounds thisACEC29,440 Species specific, deserttortoiseFully within rangeMajor problems withcompliance on OHV travelhave been identified.Whitewater Canyon 16,381 Wildlife N/A, West Mojave portionof ACEC is at upperelevations, out of range* Signed by CDFG under Federal Authority of the Sikes Act.Chapter 3 3-143