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2015 Oyster Stock Assessment Public Oyster Areas of Louisiana

2015 Oyster Stock Assessment Public Oyster Areas of Louisiana. Louisiana Oyster Task Force New Orleans, La August 26, 2015. Historical Louisiana Oyster Landings. Sampling performed in July 2015 110 sampling sites visited 550 total m 2 samples collected. STOCK ASSESSMENT RESULTS.

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2015 Oyster Stock Assessment Public Oyster Areas of Louisiana

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  1. 2015 Oyster Stock AssessmentPublic Oyster Areas of Louisiana Louisiana Oyster Task Force New Orleans, La August 26, 2015

  2. Historical Louisiana Oyster Landings PRELIMINARY DATA - SUBJECT TO CHANGE

  3. Sampling performed in July 2015 • 110 sampling sites visited • 550 total m2 samples collected

  4. STOCK ASSESSMENT RESULTS Preliminary data – subject to revision

  5. STOCK ASSESSMENT RESULTS Preliminary data – subject to revision

  6. LDWF Office of Fisheries – Marine Fisheries Section Coastal Study Areas (CSAs) PRELIMINARY DATA - SUBJECT TO CHANGE

  7. BOLD indicates increases over 2014 levels; Italicized indicates decreases Availability in barrels (1 barrel = 2 sacks) 1N = Lake Borgne/MS Sound 1S = East of MS River, South of MRGO 3 = Hackberry Bay 5E = Lake Chien/Felicity 5W = Sister Lake/Bay Junop/Lake Mechant 7 = Calcasieu & Sabine Lakes CSA Description Preliminary data – subject to revision

  8. CSA 1 – North (Lake Borgne/MS Sound area) X 2015 -23.1% seed +11.9% sack -14.0% total • Quick Facts • Overall decrease in availability by 14% • Majority of resource is on recent cultch plants • Market-size & seed in Grassy/Halfmoon/Petit area PRELIMINARY DATA - SUBJECT TO CHANGE

  9. CSA 1 – South (Black Bay, Bay Gardene, Lake Fortuna, etc.) X • Quick Facts • Overall decrease in availability by 41% • Lake Fortuna CP holds over half of • all resource 2015 -82.8% seed -18.6% sack -40.7% total PRELIMINARY DATA - SUBJECT TO CHANGE

  10. X • Quick Facts • Overall decrease in availability by 52% • 2008 CP shows highest oyster density • 2012 CP holds most overall oyster resource • Sizeable increase in market-size oysters 2015 -73.5% seed +371.0% sack -51.9% total CSA 3 (Hackberry Bay) PRELIMINARY DATA - SUBJECT TO CHANGE

  11. X • Quick Facts • Overall decrease in availability by 15% • Very low amount of resource • Resource concentrated in Lake Chien 2015 -37.4% seed +177.0% sack -14.7% total CSA 5E (Lake Chien and Lake Felicity) PRELIMINARY DATA - SUBJECT TO CHANGE

  12. X • Quick Facts • Overall decrease in availability by 36% • SL had sizeable increase in market-size oysters (73%) • Lake Mechant experienced large drop in seed oysters 2015 -48.4% seed +59.1% sack -35.7% total CSA 5W (Sister Lake, Bay Junop, Lake Mechant) PRELIMINARY DATA - SUBJECT TO CHANGE

  13. X 2015 -62.4% seed -100.0% sack -61.3% total CSA 6(Vermilion Bay Area) PRELIMINARY DATA - SUBJECT TO CHANGE

  14. X • Quick Facts • Overall decrease by 61% • East side has a few oysters; driven by 1 new station • West Cove significant decrease in availability • Sabine Lake significant decrease in availability 2015 -52.5% seed -64.0% sack -60.6% total CSA 7(Calcasieu & Sabine Lakes) PRELIMINARY DATA - SUBJECT TO CHANGE

  15. 2015 Statewide Oyster Availability • 2015 Stock Assessment Quick Facts • Overall decrease in availability by 41% • Largest resource in MS Sound area • Sister Lake holds fishable resource • Sizeable decreases in Calcasieu & Sabine PRELIMINARY DATA - SUBJECT TO CHANGE

  16. Louisiana Public Oyster Areas • 1N. Primary Public Grounds East of MS River October 26 • (SACKING ONLY areas) • 1S. Primary Public Grounds South of MRGO October 26 • Little Lake, Barataria Bay September 9 • 3. Hackberry Bay October 26 • 5E. Lake Tambour & Deep Lake September 9 • 5W. Sister Lake & Lake Mechant October 26 • 6. Vermilion/Atchafalaya Bay Area September 9 • Calcasieu Lake – West Cove November 1 • *** SACK LIMITS**** • 40 sacks per vessel per day; Calcasieu Lake: 6 sacks • CLOSED • 2014 Hackberry Bay Cultch Plant, Bay Junop, • East Side of Calcasieu Lake, Sabine Lake 6 1 3 7 5W 5E Preliminary 2015/2016 Season Recommendations

  17. The following slides show stock assessment with Sabine removed (Only show if needed)

  18. Statewide PRELIMINARY DATA - SUBJECT TO CHANGE

  19. CSA 7(Calcasieu Lake ONLY) PRELIMINARY DATA - SUBJECT TO CHANGE

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