LOCATION KASHOTO AK
Established Series
IRD. NDP/SCD
05/2022
KASHOTO SERIES
Landscape--till plains
Landform--muskegs of glaciated plains
Slope--0 to 15 percent
Parent material--mossy organic material
Mean annual precipitation--about 2500 mm
Mean annual air temperature--about 5 degrees C
Depth class--very deep
Drainage class--poorly drained
Soil moisture regime--aquic
Soil temperature regime--cryic
Soil moisture subclass--typic
TAXONOMIC CLASS: Dysic Typic Cryosaprists
TYPICAL PEDON: Kashoto peat in a muskeg of a glaciated plain, on a slope of 1 percent at an elevation of 52 m (When described on June 17, 2014, the soil was wet throughout.)
Oi--0 to 18 cm; peat, brown (7.5YR 5/3) moist; common very fine and fine and many medium roots throughout; extremely acid (pH 3.6); clear smooth boundary
Oe--18 to 56 cm; mucky peat, dark yellowish brown (10YR 3/4) moist; common very fine, fine, medium, coarse, and very coarse roots throughout; extremely acid (pH 3.8); clear smooth boundary
Oa--56 to 150 cm; muck, very dark grayish brown (10YR 3/2) moist; common very fine, fine, and medium roots throughout; extremely acid (pH 4.4)
TYPE LOCATION: Glacier Bay National Park and Preserve-Gustavus Area, Alaska; Hoonah-Angoon Census Area; latitude 58.3423980, longitude -136.1766800, datum WGS84 (coordinates determined by a GPS unit)
RANGE IN CHARACTERISTICS:
Mean annual soil temperature--1 to 5 degrees C
Soil moisture control section--usually saturated at or near the soil surface year round
Particle-size control section
*Comprised of predominantly sapric soil materials
Oi horizon
Reaction (pH)--3.2 to 3.8
Thickness--1 to 30 cm
Oe horizon
Reaction (pH)--3.2 to 4.4
Thickness--1 to 50 cm
Oa horizon
Reaction (pH)--3.8 to 4.7
Thickness--60 to 110 cm
COMPETING SERIES:
Kushneahin--subsurface tier of sapric soil material
GEOGRAPHIC SETTING:
Elevation--10 to 250 m
Climate--cool, moist summers; mild, wet winters
Mean annual precipitation--1750 to 3350 mm
Mean annual air temperature--3 to 7 degrees C
Frost-free period--90 to 154 days
GEOGRAPHICALLY ASSOCIATED SOILS:
Ancon--100 to 150 cm (deep) to a lithic contact; spodic horizon; on similar landforms
Annoksek--25 to 50 cm (shallow) to a lithic contact; on similar landforms
DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY:
Drainage class--poorly drained
Depth to saturation in normal years--at or near the soil surface
Flooding--none
Ponding--none
Saturated hydraulic conductivity (Ksat)--very high in Oi horizon, moderately high or high in Oe and Oa horizons
USE AND VEGETATION:
Use--wildlife habitat, recreation, subsistence
Potential native vegetation--longawn sedge, smallawned sedge, Sierra shootingstar, roundleaf sundew, black crowberry, bog laurel, Schreber's big red stem moss, knights plume moss, arctic raspberry, Canadian burnet, small cranberry
DISTRIBUTION AND EXTENT: Alexander Archipelago-Gulf of Alaska Coast, Alaska; MLRA 220; moderate extent
SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: WASILLA, ALASKA
SERIES ESTABLISHED: Glacier Bay National Park and Preserve-Gustavus Area, Alaska.
REMARKS:
Diagnostic horizons and other features recognized in this pedon
*Histic epipedon--zone from the surface to a depth of 56 cm
*Fibric soil material--zone from the surface to a depth of 18 cm
*Hemic soil material--zone from 18 to 56 cm
*Sapric soil material--zone from 56 to 150 cm
*Particle-size control section--surface tier includes zone from the surface to a depth of 60 cm, subsurface tier includes zone from 60 to 120 cm, bottom tier includes zone from 120 to 150 cm
National Cooperative Soil Survey
U.S.A.