IDENTIFIERS

  • Current Taxon Name (Soil Name): Coloso
  • OSD
  • Series Extent
  • User Site ID: S1993PR119009
  • User Pedon ID: 93PR119009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 93P0439
  • NCSS Pedon Lab Data NASIS Record ID - 65782
  • Print Date: 12/17/2024

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 18.3251667
  • Std. Longitude: -65.8107758
  • Datum: WGS84
  • Location Description: 170 cm east and 170 cm north of 13.07.24 on the El Verde LTER, Caribbean National Forest.
  • State: Puerto Rico
  • MLRA: 270—Humid Mountains and Valleys
  • Non-MLRA Soil Survey Area: PR700—El Yunque National Forest, Puerto Rico

    • PEDON

  • Describers Name: John Davis, Roy Vick, Warren Lynn, Bruce Dubee, and Henry Mount
  • Current Taxon Kind: series
  • Pedon Type: representative pedon for component
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 9
  • Sampled As Information:
  • Soil Name - Coloso
  • Taxonomic Class - Fine, mixed, nonacid Aeric Tropic Fluvaquents
  • PSC - 25 to 100 cm.
  • Classificaton Date - 2/25/1993
  • Moisture Class - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: mountains
  • Landform: hanging valley
  • Microfeature: tree-tip mound
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: toeslope
  • Slope Position: on a slope
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: medium
  • Drainage Class: poorly
  • Flooding: frequent flooding
  • Surface Fragments: 50.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/25/1993 (actual site observation date)
  • Microrelief Elevation: 15
  • Plant Association Name: Tabanuco Forest
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    0—7

    —-
    Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    5

    —

    —

    —

    —

    180

    2032

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 1 centimeters (0.0 to 0.4 inches); dark brown (7.5YR 3/2) Error; loose; fragments; abrupt smooth boundary. Lab sample # 93P03335; moist when described;
    A—1 to 7 centimeters (0.4 to 2.8 inches); 70 percent brown (7.5YR 4/4) and 30 percent brown (7.5YR 4/2) clay; weak fine and medium granular structure; friable; 6.0 very fine to medium roots throughout; fragments; clear smooth boundary. Lab sample # 93P03336; moist when described;
    Bw—7 to 21 centimeters (2.8 to 8.3 inches); strong brown (7.5YR 5/6) clay; weak medium subangular blocky structure; friable; 6.0 fine and medium roots throughout; 2 percent coarse dark grayish brown (2.5Y 4/2) worm casts throughout; fragments; clear smooth boundary. Lab sample # 93P03337; moist when described;
    Bg1—21 to 56 centimeters (8.3 to 22.0 inches); greenish gray (5BG 5/1) and strong brown (7.5YR 5/6) and yellowish red (5YR 5/8) clay; 25 percent gray (5Y 5/1) coarse distinct mottles; weak medium subangular blocky structure; friable; 3.0 fine and medium roots throughout; 2 percent prominent dark reddish gray (5YR 4/2) organic stains in root channels and/or pores and 2 percent prominent black (N 2/0) organic stains in root channels and/or pores; 1 percent coarse dark red (10R 3/6) worm casts throughout and 1 percent coarse yellowish red (5YR 5/8) worm casts throughout; 1 percent by volume 2-39-75 millimeter unspecified fragments; abrupt smooth boundary. Lab sample # 93P03338; wet when described;
    Bg2—56 to 101 centimeters (22.0 to 39.8 inches); greenish gray (5BG 5/1) and strong brown (7.5YR 5/6) and yellowish red (5YR 5/8) clay; 25 percent gray (5Y 5/1) coarse distinct mottles; weak coarse subangular blocky structure; friable; 0.5 medium roots throughout and 0.5 fine roots throughout; 2 percent prominent dark red (10R 3/6) coats in root channels and/or pores; 5 percent coarse dark red (10R 3/6) worm casts throughout and 5 percent coarse yellowish red (5YR 5/8) worm casts throughout; 1 percent by volume 2-39-75 millimeter unspecified fragments. Lab sample # 93P03339; wet when described;