Laserfiche WebLink
<br />Arizona Game and Fish Department <br />Draft EA: Kanab Ambersnail <br /> <br />June 1998 <br />Page 33 <br /> <br />Description: small, wet spring with dense vegetation <br />and multiple terraces, <br /> <br />Location: Grand Canyon, river corridor <br />Coconino County, Arizona <br />IlInr Mile: 47,1 RR (75,8 kin) <br />Elevation: 900 m <br />UTM: N4024308. E420484 <br />7,5min Topo Quad: Point Imperial <br /> <br />Site I: "KeyHole Spring'" <br /> <br />Jurildlction: NPS-Grand Canyon National Park <br /> <br />Surveyed: Apr 11. 1997; Feb 19, Mar 13 and May <br />11. 1998 <br /> <br />AcceslibiIity: easy--boat and hike <br /> <br />Site Alpect: northeast <br />Solar bpolure: early AM to mid-day (Apr-Sep) <br />Annual BTUl/lq ft: 207.741 <br /> <br />Geologic Strata: Muav Limestone <br />Predominant Substrate: soillloam <br />UtterlDutr: medium density <br /> <br />Water Dilcharge (m'/I): low <br />Hiltoric: MIl1 Dbcharge: unknown <br />Water Temperature (oC): 11,2 <br />Specific Conductivity (jJS): 350 <br />Water pH: 6.5 <br /> <br />SOU Temp (oC): 10,1 median (minimax 10,0-11.2) <br />SOU Moilture (% lat): 98 med (minimax 82-100) <br />SOU pH: 6.5 median (minimax 6,1-6,6) <br />SOU Depth (em): 15 median (minimax 6.5-15) <br />Slope (degreel): 14 median (minimax 2-31) <br /> <br />Natural Diaturbance Potential: low <br />Natural Impact Evidence: minor rockfall <br />Otlaer Dbturbances: none <br /> <br />Eltimated Recreational U Ie: none <br />Recreation Impact Evidence: Done <br />NPS Recreation Eltimate: unknown <br /> <br />Primary Vegetation &: Eltimated Area: Mimulus cardinalis (15-25 m') and Typha spp, (I m') <br /> <br />AaIociated Vegetation: Adiantum capillus-veneris. Aquilegia chrysantha. Carex spp" Ceri. occidentalis. Cladium <br />califomicum. Salix exigua, giant thistle (undescribed sp,) <br /> <br />MoUulks: succineids--Catinella venneta'; physids--Physa (=Phyulla) spp,; limacids--Deroceras sp, <br /> <br />Other Innrtebrateo: arachnids-- Tetragnathidae Tecragnatha sp,; dipterans-- Tipulidae Tipula sp,; hymenopterans-- <br />F ormicidae <br /> <br />Other Notable Fauna: mule deer (Odocoileus hemionus) on site dwin! visit <br /> <br />Site StatuI: Protected from most natural impacts, no recreation use. and sufficient amoUDt of primary vegetation, <br />Access via existing game trails, <br /> <br />KAS Eltabliahment Recommendation: Optimum habitat. <br /> <br />References, 'pers, comm, D, Pralley (1997): 'identified by J. Hoffman (1997), <br />