IDENTIFIERS

  • Current Taxon Name (Soil Name): Keywest
  • OSD
  • Series Extent
  • User Site ID: S06FL087001
  • User Pedon ID: S2006FL087-001
  • Vegetation Plot ID: S06FL087-001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 06N0706
  • NCSS Pedon Lab Data NASIS Record ID - 18823
  • Print Date: 11/25/2024

    • 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: 24.6910000
  • Std. Longitude: -81.1040278
  • Datum: WGS84
  • Township: 66 S
  • Range: 32 E
  • Section: 16
  • PLSS Details: SW 1/4 of SW 1/4. About 215 feet north and 210 feet east of the southwest corner
  • Location Description: Tidal zone on southern part of Boot Key
  • Map Unit: 17—Keywest marl, tidal
  • State: Florida
  • County: FL087—Monroe
  • Regional Office: 7—Auburn, AL
  • Non-MLRA Soil Survey Area: FL687—Monroe County, Keys Area, Florida

    • PEDON

  • Describers Name: Hurt, Wade
  • Current Taxonomic Class: Coarse-silty, carbonatic, isohyperthermic Thapto-histic Fluvaquents
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: research site
  • Pedon Record Orgin: PedonPC
  • Sampled As Information:
  • Soil Name - Keywest
  • Taxonomic Class - Coarse-silty, carbonatic, isohyperthermic Thapto-histic Fluvaquents
  • Classificaton Date - 10/7/2009
  • Moisture Class - aquic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: stratified marl and organic material over oolitic limestone
  • Landscape: coastal plain
  • Landform: marine terrace, reef
  • Geomorphic Component Flats: dip
  • Slope Complexity: simple
  • Slope Shape Across: concave
  • Slope Shape Down: linear
  • Drainage Class: poorly
  • Flooding: very frequent flooding for very brief periods begining in jan
  • Bedrock: limestone, unspecified at 203cm
  • Geology: Silver Bluff formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/7/2009 (actual site observation date)
  • Air Photo ID: 15
  • Surface Water Kind: none observed
  • Plant Association Name: Mangrove Swamp (SFWMD community)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Yield Study ID -
    • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    A

    Oe1

    Oe2

    Lma1

    Lma2

    Lma3

    0

    24

    36

    50

    63

    153

    11

    36

    50

    63

    153

    203

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    40

    35

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    80

    65

    15

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    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    A

    Oe1

    Oe2

    Lma1

    Lma2

    Lma3

    0

    24

    36

    50

    63

    153

    11

    36

    50

    63

    153

    203

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    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    A

    Oe1

    Oe2

    Lma1

    Lma2

    Lma3

    0

    24

    36

    50

    63

    153

    11

    36

    50

    63

    153

    203

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    ec meter, saturated paste

    ec meter, saturated paste

    ec meter, saturated paste

    ec meter, saturated paste

    ec meter, saturated paste

    ec meter, saturated paste

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    70

    83

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    69

    66

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    Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    AVNI2

    Avicennia nitida

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    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    strongly coherent

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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    marl

    hemic soil materials

    lithic contact

    0—203

    11—24

    203—

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    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

    0

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    0.3

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    980

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    365

    25.5

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    Key West Airport

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    A—0 to 11 centimeters (0.0 to 4.3 inches); light gray (10YR 7/2) interior marly clay; 3 percent sand; 31 percent silt; 66 percent clay; weak fine granular, and weak medium granular structure; friable; low excavation difficulty; 3.0 very fine roots throughout and 3.0 very coarse roots throughout and 3.0 fine roots throughout and 5.0 coarse roots throughout; 3.0 very fine and 5.0 fine pores; 5 percent by volume shell fragments fragments; strong effervescence, by hcl, unspecified; strongly alkaline, pH 8.7, pH meter; clear wavy boundary. Lab sample # 06N02939; wet when described;
    Oe—11 to 24 centimeters (4.3 to 9.4 inches); dark reddish brown (5YR 3/3) broken face and dark reddish brown (5YR 3/2) rubbed mucky peat; structureless massive; very friable; low excavation difficulty; 5.0 very fine roots throughout and 3.0 medium roots throughout and 5.0 fine roots throughout and 0.5 coarse roots throughout; fragments; neutral, pH 6.9, pH meter; clear wavy boundary. Lab sample # 06N02940; wet when described;
    Oe1—24 to 36 centimeters (9.4 to 14.2 inches); 80 percent dark reddish brown (5YR 3/3) broken face and 20 percent light gray (10YR 7/2) interior and dark reddish brown (5YR 3/2) rubbed mucky peat, marly clay loam, mucky peat; 30 percent sand; 39 percent silt; 32 percent clay; structureless massive; very friable; low excavation difficulty; 3.0 very coarse roots throughout and 3.0 medium roots throughout and 3.0 fine roots throughout and 3.0 coarse roots throughout; fragments; slightly alkaline, pH 7.7, pH meter; gradual wavy boundary. Lab sample # 06N02941; wet when described;. NOTE: This is described as a Oe/Lma1 horizon. Choice list doesn't offer this designation.
    Oe2—36 to 50 centimeters (14.2 to 19.7 inches); 65 percent dark reddish brown (5YR 3/3) broken face and 35 percent light gray (10YR 7/2) interior mucky peat, marly silty clay, mucky peat; 15 percent sand; 44 percent silt; 42 percent clay; structureless massive; very friable; low excavation difficulty; 3.0 very coarse roots and 3.0 coarse roots; fragments; moderately alkaline, pH 8.1, pH meter; clear wavy boundary. Lab sample # 06N02942; wet when described;. NOTE: This horizon was described as an Oe/Lma2 horizon. Choice list does not offer this designation.
    Lma1—50 to 63 centimeters (19.7 to 24.8 inches); 85 percent light gray (5YR 7/1) interior and 15 percent dark reddish brown (5YR 3/3) broken face marly loam, loam, muck; 28 percent sand; 46 percent silt; 27 percent clay; structureless massive; friable; low excavation difficulty; 3.0 fine roots throughout; fragments; moderately alkaline, pH 8.4, pH meter; clear wavy boundary. Lab sample # 06N02943; wet when described;
    Lma2—63 to 153 centimeters (24.8 to 60.2 inches); light gray (10YR 7/1) interior marly clay loam; 21 percent sand; 50 percent silt; 29 percent clay; structureless massive; friable; low excavation difficulty; 0.5 fine roots throughout; fragments; strongly alkaline, pH 8.7, pH meter; clear wavy boundary. Lab sample # 06N02944; wet when described;
    Lma3—153 to 203 centimeters (60.2 to 79.9 inches); white (10YR 8/1) interior marly clay loam; 44 percent sand; 27 percent silt; 29 percent clay; structureless massive; friable; low excavation difficulty; 3.0 fine pores; fragments; strongly alkaline, pH 8.8, pH meter; abrupt smooth boundary. Lab sample # 06N02945; wet when described;
    2R—203 centimeters (79.9 inches); bedrock; fragments.