Page Information
Current Status
High Level
Proper Name
Mumba St. Clair Rivera
Stat Years
2003-2011
Height/Weight
6-5 / 205
Bats/Throws
Right / Right
Positions
P (250)
Draft Position
P
Born Date/Place
Death
High School
St. Croix Educational Complex (Virgin Islands(
Colleges
Bethune-Cookman University (Daytona Beach, Florida), Marshalltown Community College (Marshalltown, Iowa)
Draft
Selected by the Seattle Mariners in Round #21 (#633 overall) of the 2004 Amateur Entry Draft (June-Reg Phase) 2 Draft Instances
Bonus
Signing Scouts
Mark Leavitt
MLB Debut
Service Time
Organizations
SEA [7]
ID Numbers
tbc id: 42084 ... mlbam id: 461863
Relations
TBC Apps
Career Talent RatingsPitchingStrikeouts62Walks20Hittable69SO/BB30vsPower69Hitting0Durability88Team.498Ratings Explained
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Career Pitching Statistics

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  • MLB
  • Minors
  • Full Season
  • Short Season
  • AAA
  • AA
  • A+
  • A
  • A-
  • Rookie
  • College
  • Indy/Intl/+
  • YearTeam NameLgLvlOrgUnifAgeExpDetailWLERAGGSCGSHOGFGRSVIPHRERHRBBSOWPBKHBWHIPH9HR9BB9SO9RA9SO BBWPCT
    2003Bethune-CookmanMEACNCAA-1rpi 108-22Jr---653.5015154200087.1855234055670001.608.760.005.676.905.361.22.545
    2004Bethune-CookmanMEACNCAA-1rpi 198-23SrDR:21-633764.9017171000079.08056434547012001.709.110.466.157.976.381.30.538
    2004Everett Aqua SoxNwstA-sea26231---473.3618500213059.04428224254810081.176.710.613.817.324.271.92.364
    2004Minor Totals: SEAbyYearA-----231---473.3618500213059.04428224254810081.176.710.613.817.324.271.92.364
    2005Wisconsin Timber RattlersMidwAsea-242---703.2210100000058.2462521326303021.237.060.463.994.603.841.151.000
    2005Inland Empire 66ersCalifA+sea-242---587.4918170001091.11187976195067100121.8411.631.874.936.607.781.34.385
    2005Minor Totals: SEAbyYearA/A+----242---1285.82282700010150.016410497227697130141.609.841.324.565.826.241.28.600
    2006Inland Empire 66ersCalifA+sea63253---544.19400001140077.1684636938682001.377.911.054.427.915.351.79.556
    2006Minor Totals: SEAbyYearA+----251---544.20400001140077.3684636938682001.377.941.054.447.945.371.79.556
    2007West Tennessee Diamond JaxxSouAAsea54264---475.27420002442656.154403313387112001.638.632.086.0711.346.391.87.364
    2007Minor Totals: SEAbyYearAA----261---475.29420002442656.354403313387112001.648.662.096.1011.396.421.87.364
    2008West Tennessee Diamond JaxxSouAAsea-275---512.512800024281132.127129111351001.187.520.283.069.743.343.18.833
    2008Tacoma RainiersPCLAAAsea-275---027.1113000613019.0211615313172001.799.951.426.168.057.581.31.000
    2008Minor Totals: SEAbyYearAAA/AA----272---534.234100030411151.3482824424523001.418.450.704.239.164.932.17.625
    2009West Tennessee Diamond JaxxSouAAsea54286---664.50420001742164.0593732543629101.598.300.706.058.725.201.44.500
    2009Minor Totals: SEAbyYearAA----281---664.50420001742164.0593732543629101.598.300.706.058.725.201.44.500
    2010West Tennessee Diamond JaxxSouAAsea44297---035.65280001328436.2312823420356051.397.610.984.918.596.871.75.000
    2010Tacoma RainiersPCLAAAsea46297---012.4511000911014.212441482021.097.360.612.454.912.452.00.000
    2010Minor Totals: SEAbyYearAAA/AA----292---044.76390002239451.3433227524438071.317.570.884.237.575.641.79.000
    2011Camden RiversharksAtlIndy---19308---223.1239000039152.0462218832468001.507.961.385.547.963.811.44.500
    2011Indy TotalsbyYearIndy----301---223.1239000039152.0462218832468001.507.961.385.547.963.811.44.500
    Minor League Totals36394.79250320010621822509.348031527162268441571291.478.491.104.747.805.571.65.480
    Minor: NCAA-1 Totals13114.17323252000166.316510877410913712001.658.940.225.917.425.851.26.542
    Minor: Indy Totals223.1239000039152.0462218832468001.507.961.385.547.963.811.44.500
    Minor: A- Totals473.3618500213059.04428224254810081.176.710.613.817.324.271.92.364
    Minor: A Totals703.2510100000058.7462521326303021.247.110.464.024.643.871.151.000
    Minor: A+ Totals10125.9958170011410168.71861251122888135120121.639.951.504.717.226.691.53.455
    Minor: AA Totals15174.621400007814022189.3171117972311220328151.508.141.095.339.665.571.81.469
    Minor: AAA Totals035.15240001524033.7332019417254021.518.951.084.616.785.421.47.000
    Glossary:
    Year Context-dependent but usually self-evident. (Season, Draft Year etc) Team Name Contextual to the grid but usually self-evident. Draft = Drafted team. Lg League Org Major League Parent Organization. For college teams, might include RPI (Ratings Percentage Index) Unif Uniform Number, if available Age Player's age for the selected season or as of a current date if in YY.DDD format. Exp Experience in # of years. For Player stats, refers to nth PRO season. Count is ontextual to the purpose of the grid Detail Includes links to additional MLB stat detail including Game Logs, Splits and Extended Statistics W Wins (Pitcher or Team) L Losses (Pitcher or Team) ERA Earned Run Average ( (9/IP)*ER ) G Games Played (or Pitched) GS Games Started CG Complete Games SHO Shutouts GF Games Finished GR Games Relieved SV Saves IP Innings Pitched H Hits R Runs ER Earned Runs HR Home Runs BB Walks SO Strikeouts WP Wild Pitches BK Balks HB Hit Batsmen from pitcher perspective WHIP Walks and Hits per Inning Pitched ( (H+BB) / IP ) H9 Hits allowed per 9 innings ( (9/IP) * H ) HR9 Home Runs allowed per 9 innings ( (9/IP) * HR ) BB9 Walks per 9 innings ( (9/IP) * BB ) SO9 Strikeouts per 9 innings ( (9/IP) * SO ) RA9 Runs Against per 9 innings ( (9/IP) * R ) SO BB Strikeouts to Walk ratio ( SO/BB ) WPct Winning Percentage (W/(W+L))

    Career Batting Statistics

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  • MLB
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  • A
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  • College
  • Indy/Intl/+
  • YearTeam NameLgLvlOrgUnifAgePosExpGABRH2B3BHRRBISBCSBBSOHPSHSFIWDPAVGOBPSLGOPSPATBXBHsecAISObabipBB%SO%SOBBABHRHR%XBH%
    2004Bethune-CookmanMEACNCAA-1rpi 198-23pSr181000000000100000.000.000.000.000100.000.000.0000.00100.000.000.00.000.0
    2009West Tennessee Diamond JaxxSouAAsea5428p1431000000000100000.000.000.000.000100.000.000.0000.00100.000.000.00.000.0
    Minor League Totals431000000000100000.000.000.000.000100.000.000.0000.00100.000.000.00.000.0
    Minor: NCAA-1 Totals181000000000100000.000.000.000.000100.000.000.0000.00100.000.000.00.000.0
    Minor: AA Totals431000000000100000.000.000.000.000100.000.000.0000.00100.000.000.00.000.0
    Glossary:
    Year Context-dependent but usually self-evident. (Season, Draft Year etc) Team Name Contextual to the grid but usually self-evident. Draft = Drafted team. Lg League Org Major League Parent Organization. For college teams, might include RPI (Ratings Percentage Index) Unif Uniform Number, if available Age Player's age for the selected season or as of a current date if in YY.DDD format. Pos Defensive Position Exp Experience in # of years. For Player stats, refers to nth PRO season. Count is ontextual to the purpose of the grid G Games Played (or Pitched) AB At Bats R Runs H Hits 2B Doubles 3B Triples HR Home Runs RBI Runs Batted In SB Stolen Bases (Total) CS Caught Stealings BB Walks SO Strikeouts HP Hit by Pitch SH Sacrifice Hits SF Sacrifice Flies IW Intentional Walks DP Grounded into Double Play (Offense) Double Plays Participation (Defense) AVG Batting Average ( H/AB ) OBP On Base Percentage ( H+BB+HBP / (AB+BB+HBP+SF) SLG Slugging Percentage ( TB / AB ) OPS On Base Plus Slugging (OBP + SLG) PA Plate Appearances TB Total Bases (Singles + (2*Doubles) + (3*Triples) + (4*Home Runs)) XBH Extra Base Hits (Doubles+Triples+Home Runs) secA Seconday Average. Measures extra bases earned by player (BB+(TB-H)+(SB-CS) / AB ISO Isolated Power. Measures the portion of a slugging percentage that is for extra base hits. (SLG-BAVG). babip Batting Average on Balls Put in Play. (H/(AB-SO)) XBH% Extra Base Hit Percentage (XBH/H)

    Career Fielding Statistics

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  • MLB
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  • Full Season
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  • AAA
  • AA
  • A+
  • A
  • A-
  • Rookie
  • YearTeam NameLgLvlAgepositGGSINNPOAEDPTCTSCFPCTRFGRFITeam SharePlayer ShareTeam Rank
    2004Everett Aqua SoxNwstA-23P1800.0102101312.9230.700.0023.7100.03
    2005Wisconsin Timber RattlersMidwA24P1000.048101312.9231.200.007.2100.019
    2005Inland Empire 66ersCalifA+24P1800.069311815.8330.800.0012.9100.012
    2006Inland Empire 66ersCalifA+25P4000.0414101918.9470.500.0028.6100.02
    2007West Tennessee Diamond JaxxSouAA26P4200.066201412.8570.300.0030.2100.02
    2008West Tennessee Diamond JaxxSouAA27P2800.0201032.6670.100.0020.3100.07
    2008Tacoma RainiersPCLAAA27P1300.0301043.7500.200.009.0100.012
    2009West Tenn Diamond JaxxSouAA28P4200.0660012121.0000.300.0030.097.71
    2010West Tenn Diamond JaxxSouAA29P2800.05300881.0000.300.0019.7100.05
    2010Tacoma RainiersPCLAAA29P1100.01100221.0000.200.007.7100.018
    AAA Totals - (P)2400411065.8330.200.000.00.00
    AA Totals - (P)140001915303734.9190.200.000.00.00
    A+ Totals - (P)58001023413733.8920.600.000.00.00
    A Totals - (P)100048101312.9231.200.000.00.00
    A- Totals - (P)1800102101312.9230.700.000.00.00
    Glossary:
    Year Context-dependent but usually self-evident. (Season, Draft Year etc) Team Name Contextual to the grid but usually self-evident. Draft = Drafted team. Lg League Age Player's age for the selected season or as of a current date if in YY.DDD format. G Games Played (or Pitched) GS Games Started Inn Innings in a game or Innings played at position PO Putouts A Fielding assists E Errors DP Grounded into Double Play (Offense) Double Plays Participation (Defense) TC Total Chances (PO+A+E) TSC Total Successful Chances (PO+A) FPCT Fielding Percentage (TSC/TC) RFg Range Factor by Game (Total Successful Chances/Games) Rfi Range Factor by Inning (Total Successful Chances/Innings) Team Share Share of team's games played at that position. Will add up to more than 100% since the formula is player games at position / team games. Player Share Share of player's games played at that position Team Rank Rank of games for team at that position.

    Fielding Positional Grid by Year

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    YearCategoryPC1B2B3BSSLFCFRFOFDH
    2004Minor18----------
    2005Minor28----------
    2006Minor40----------
    2007Minor42----------
    2008Minor41----------
    2009Minor42----------
    2010Minor39----------
    Totals250----------