Sample_Period Site_ID Species Latitude Longitude Date Depth_cm Replicate_ID Tray_num Well_num num_in_seqence Foil_contents_weight d15N_AIR umoles_N pcnt_N d13C_VPDB umoles_C pcnt_C Notes July 2018 CCB13 Thalassia testudinum 27.85478 -97.11633 2018-07-26 37 Q1 2 B9 117 1.0295 1.0 2.0 2.7 -9.8 34.8 40.6 nd July 2018 CCB15 Thalassia testudinum 27.86244 -97.15057 2018-07-31 67 Q1 1 H12 96 1.0435 3.4 2.2 2.9 -9.6 36.0 41.5 nd July 2018 CCB15 Thalassia testudinum 27.86244 -97.15057 2018-07-31 67 Q2 2 A12 108 1.0000 2.9 2.1 2.9 -8.8 33.0 39.7 nd July 2018 CCB16 Thalassia testudinum 27.85993 -97.13857 2018-07-26 82 Q1 1 H9 93 1.0110 5.4 2.1 2.9 -11.0 34.4 40.9 nd July 2018 CCB16 Thalassia testudinum 27.85993 -97.13857 2018-07-26 82 Q2 1 H9 93 1.0110 5.4 2.1 2.9 -11.0 34.4 40.9 nd July 2018 CCB19 Thalassia testudinum 27.86481 -97.14523 2018-07-26 72 Q1 2 B12 120 0.9515 2.7 2.0 2.9 -9.8 32.2 40.7 nd July 2018 CCB19 Thalassia testudinum 27.86481 -97.14523 2018-07-26 72 Q2 2 C1 121 1.0085 3.1 2.0 2.7 -10.1 33.5 39.9 nd July 2018 CCB23 Thalassia testudinum 27.8676 -97.10342 2018-07-31 38 Q1 2 B10 118 1.0080 1.0 1.8 2.6 -8.9 33.9 40.4 nd July 2018 CCB28 Thalassia testudinum 27.88555 -97.1223 2018-07-23 55 Q1 2 B6 114 0.9540 2.6 1.7 2.5 -8.5 24.1 30.3 nd July 2018 CCB28 Thalassia testudinum 27.88555 -97.1223 2018-07-23 55 Q2 nd nd nd nd nd nd nd nd nd nd No grass in sample July 2018 CCB29 Thalassia testudinum 27.88893 -97.13213 2018-07-23 70 Q1 nd nd nd nd nd nd nd nd nd nd No grass in sample July 2018 CCB29 Thalassia testudinum 27.88893 -97.13213 2018-07-23 70 Q2 nd nd nd nd nd nd nd nd nd nd No grass in sample July 2018 CCB34 Thalassia testudinum 27.75471 -97.15306 2018-07-31 68 Q1 2 C2 122 1.0425 3.9 2.2 3.0 -11.7 35.7 41.1 nd July 2018 CCB34 Thalassia testudinum 27.75471 -97.15306 2018-07-31 68 Q2 1 H11 95 0.9645 5.2 1.9 2.8 -10.9 32.2 40.0 nd July 2018 CCB37 Thalassia testudinum nd nd 2018-07-31 90 Q1 2 A3 99 0.9575 2.2 1.5 2.2 -11.1 31.3 39.3 nd July 2018 CCB37 Thalassia testudinum nd nd 2018-07-31 90 Q2 nd nd nd nd nd nd nd nd nd nd No grass in sample July 2018 CCB39 Thalassia testudinum 27.77413 -97.12839 2018-07-31 47 Q1 2 A5 101 1.0110 2.3 1.6 2.2 -11.8 33.5 39.8 nd July 2018 CCB39 Thalassia testudinum 27.77413 -97.12839 2018-07-31 47 Q2 2 B7 115 0.9965 1.4 1.7 2.3 -11.7 33.2 40.0 nd July 2018 CCB41 Thalassia testudinum 27.80878 -97.11503 2018-07-31 39 Q1 2 C5 125 0.9755 0.4 1.6 2.3 -11.0 32.9 40.5 nd July 2018 CCB41 Thalassia testudinum 27.80878 -97.11503 2018-07-31 39 Q2 2 B1 109 1.0080 3.5 1.6 2.2 -10.6 32.6 38.9 nd July 2018 CCB08 Thalassia testudinum 27.85394 -97.15237 2018-07-26 81 Q1 2 A8 104 0.9160 4.0 1.5 2.4 -10.2 28.5 37.3 nd July 2018 CCB08 Thalassia testudinum 27.85394 -97.15237 2018-07-26 81 Q2 2 A2 98 1.0625 4.3 2.1 2.8 -10.8 37.0 41.9 nd July 2018 NERR17 Thalassia testudinum 27.91067 -97.10476 2018-07-23 75 Q1 2 B11 119 1.0175 3.1 1.7 2.4 -8.9 33.8 39.9 nd July 2018 NERR17 Thalassia testudinum 27.91067 -97.10476 2018-07-23 75 Q2 2 B8 116 0.9500 4.0 1.6 2.3 -9.9 31.5 39.8 nd July 2018 NERR20 Thalassia testudinum 27.91323 -97.08205 2018-07-23 33 Q1 1 H10 94 0.9780 3.9 1.6 2.4 -9.1 28.3 34.8 nd July 2018 NERR20 Thalassia testudinum 27.91323 -97.08205 2018-07-23 33 Q2 2 B2 110 0.9590 2.0 1.8 2.6 -9.5 31.4 39.4 nd July 2018 NERR23 Thalassia testudinum 27.91785 -97.09293 2018-07-23 55 Q1 2 B3 111 1.0165 6.3 2.1 2.8 -10.6 29.3 34.6 nd July 2018 NERR23 Thalassia testudinum 27.91785 -97.09293 2018-07-23 55 Q2 2 A4 100 1.0335 5.2 2.1 2.8 -11.8 35.0 40.7 nd July 2018 NERR27 Thalassia testudinum 27.93056 -97.1009 2018-07-09 70 Q1 2 A7 103 0.9210 1.2 1.7 2.6 -9.6 26.6 34.7 nd July 2018 NERR27 Thalassia testudinum 27.93056 -97.1009 2018-07-09 70 Q2 2 A1 97 0.9290 4.1 1.5 2.3 -10.8 27.8 35.9 nd July 2018 NERR32 Thalassia testudinum 27.94213 -97.10172 2018-07-09 120 Q1 2 A9 105 0.9415 3.4 1.6 2.4 -10.1 24.8 31.6 nd July 2018 NERR32 Thalassia testudinum 27.94213 -97.10172 2018-07-09 120 Q2 2 A6 102 1.0265 2.3 1.7 2.4 -10.0 31.8 37.2 nd July 2018 NERR33 Thalassia testudinum 27.94376 -97.08451 2018-07-02 65 Q1 2 C3 123 1.0015 2.9 1.8 2.5 -9.9 32.3 38.7 nd July 2018 NERR33 Thalassia testudinum 27.94376 -97.08451 2018-07-02 65 Q2 2 B5 113 0.9460 3.8 1.8 2.7 -10.9 31.1 39.5 nd July 2018 NERR04 Thalassia testudinum 27.88524 -97.09516 2018-07-23 29 Q1 2 B4 112 1.0125 3.8 1.9 2.6 -10.6 29.1 34.5 nd July 2018 NERR04 Thalassia testudinum 27.88524 -97.09516 2018-07-23 29 Q2 nd nd nd nd nd nd nd nd nd nd No grass in sample July 2018 NERR06 Thalassia testudinum 27.89536 -97.09375 2018-07-23 38 Q1 2 C4 124 1.0640 4.2 2.2 2.9 -10.4 31.7 35.8 nd July 2018 NERR06 Thalassia testudinum 27.89536 -97.09375 2018-07-23 38 Q2 1 H8 92 1.0330 4.7 1.8 2.5 -10.9 34.8 40.4 nd March 2018 CCB13 Thalassia testudinum 27.85478 -97.11633 2018-03-15 27 Q1 1 C7 31 0.9780 -1.3 2.4 3.4 -10.0 34.3 42.2 nd March 2018 CCB13 Thalassia testudinum 27.85478 -97.11633 2018-03-15 27 Q2 1 C8 32 0.9600 2.2 2.1 3.1 -10.9 33.2 41.5 nd March 2018 CCB15 Thalassia testudinum 27.86244 -97.15057 2018-03-15 75 Q1 1 C10 34 0.9500 2.7 1.9 2.8 -12.0 32.3 40.9 nd March 2018 CCB15 Thalassia testudinum 27.86244 -97.15057 2018-03-15 75 Q2 1 C4 28 1.0245 2.4 2.1 2.8 -11.7 34.9 40.9 nd March 2018 CCB16 Thalassia testudinum 27.85991 -97.13837 2018-03-17 66 Q1 1 D5 41 0.9915 4.8 2.1 3.0 -11.8 34.3 41.6 nd March 2018 CCB16 Thalassia testudinum 27.85991 -97.13837 2018-03-17 66 Q2 1 D7 43 0.9910 4.4 2.1 3.0 -12.2 33.4 40.5 nd March 2018 CCB19 Thalassia testudinum 27.86473 -97.14556 2018-03-17 68 Q1 1 C5 29 1.0090 3.6 1.9 2.6 -12.9 34.2 40.7 nd March 2018 CCB19 Thalassia testudinum 27.86473 -97.14556 2018-03-17 68 Q2 1 C6 30 0.9865 2.8 1.9 2.6 -12.4 32.4 39.5 nd March 2018 CCB23 Thalassia testudinum 27.8676 -97.10342 2018-03-15 40 Q1 1 C9 33 1.0625 0.7 2.1 2.8 -11.0 36.7 41.5 nd March 2018 CCB23 Thalassia testudinum 27.8676 -97.10342 2018-03-15 40 Q2 nd nd nd nd nd nd nd nd nd nd No grass in sample March 2018 CCB28 Thalassia testudinum 27.88555 -97.1223 2018-03-17 72 Q1 nd nd nd nd nd nd nd nd nd nd No grass in sample March 2018 CCB28 Thalassia testudinum 27.88555 -97.1223 2018-03-17 72 Q2 nd nd nd nd nd nd nd nd nd nd No grass in sample March 2018 CCB29 Thalassia testudinum 27.88893 -97.13213 2018-03-17 77 Q1 nd nd nd nd nd nd nd nd nd nd Not enough sample March 2018 CCB29 Thalassia testudinum 27.88893 -97.13213 2018-03-17 77 Q2 nd nd nd nd nd nd nd nd nd nd No grass in sample March 2018 CCB08 Thalassia testudinum 27.85395 -97.15231 2018-03-15 70 Q1 1 D3 39 1.0635 3.9 1.8 2.3 -12.8 30.3 34.3 nd March 2018 CCB08 Thalassia testudinum 27.85395 -97.15231 2018-03-15 70 Q2 1 C12 36 1.0145 3.5 1.8 2.5 -12.4 33.8 40.0 nd March 2018 NERR17 Thalassia testudinum 27.91055 -97.10482 2018-03-18 90 Q1 1 C11 35 1.0180 2.8 1.9 2.6 -12.5 34.3 40.5 nd March 2018 NERR17 Thalassia testudinum 27.91055 -97.10482 2018-03-18 90 Q2 1 E2 50 0.9860 3.9 1.9 2.6 -13.0 32.2 39.2 nd March 2018 NERR20 Thalassia testudinum 27.91323 -97.08205 2018-03-18 46 Q1 1 E3 51 0.9935 4.4 2.1 3.0 -12.4 34.5 41.7 nd March 2018 NERR20 Thalassia testudinum 27.91323 -97.08205 2018-03-18 46 Q2 1 D10 46 0.9500 3.9 1.8 2.7 -12.0 30.5 38.6 nd March 2018 NERR23 Thalassia testudinum 27.91767 -97.09266 2018-03-18 75 Q1 1 D12 48 0.9485 6.2 1.5 2.2 -13.7 28.6 36.2 nd March 2018 NERR23 Thalassia testudinum 27.91767 -97.09266 2018-03-18 75 Q2 1 D9 45 1.0280 3.9 1.6 2.1 -13.9 35.0 40.9 nd March 2018 NERR27 Thalassia testudinum 27.93047 -97.10093 2018-03-18 70 Q2 1 E1 49 1.0035 2.7 1.9 2.6 -13.3 34.3 41.1 nd March 2018 NERR27 Thalassia testudinum 27.93047 -97.10093 2018-03-18 70 Q1 nd nd nd nd nd nd nd nd nd nd No grass in sample March 2018 NERR32 Thalassia testudinum 27.94209 -97.10166 2018-03-18 115 Q1 1 D11 47 1.0790 0.6 1.8 2.4 -13.9 32.6 36.3 nd March 2018 NERR32 Thalassia testudinum 27.94209 -97.10166 2018-03-18 115 Q2 1 D2 38 1.0045 1.9 2.0 2.8 -13.8 33.3 39.8 nd March 2018 NERR33 Thalassia testudinum 27.94371 -97.08445 2018-03-18 82 Q1A 3 A1 125 0.9730 4.3 1.8 2.7 -13.2 32.9 40.1 Duplicate sample run to estimate precision March 2018 NERR33 Thalassia testudinum 27.94371 -97.08445 2018-03-18 82 Q1B 3 A2 126 1.0525 4.3 1.8 2.7 -13.1 34.9 39.9 Duplicate sample run to estimate precision March 2018 NERR33 Thalassia testudinum 27.94371 -97.08445 2018-03-18 82 Q2 1 D8 44 1.0365 5.4 1.9 2.6 -14.2 34.2 39.7 nd March 2018 NERR04 Thalassia testudinum 27.88524 -97.09516 2018-03-17 43 Q1 1 D4 40 0.9540 3.1 2.0 2.9 -12.7 31.3 39.4 nd March 2018 NERR04 Thalassia testudinum 27.88524 -97.09516 2018-03-17 43 Q2 1 D6 42 0.9330 2.2 2.0 3.0 -12.5 32.1 41.4 nd March 2018 NERR06 Thalassia testudinum 27.89531 -97.0937 2018-03-17 42 Q1 1 D1 37 1.0455 4.6 2.3 3.1 -12.1 36.2 41.6 nd March 2018 NERR06 Thalassia testudinum 27.89531 -97.0937 2018-03-17 42 Q2 1 E4 52 1.0040 4.4 2.0 2.8 -13.1 34.4 41.2 nd Nov. 2017 CCB13 Thalassia testudinum 27.85478 -97.11633 2017-11-03 23 Q1 1 B3 15 0.9535 1.6 1.8 2.6 -11.6 30.4 38.3 nd Nov. 2017 CCB15 Thalassia testudinum 27.86244 -97.15057 2017-11-03 108 Q1 1 A11 11 0.9910 4.0 1.5 2.2 -11.3 31.5 38.1 nd Nov. 2017 CCB15 Thalassia testudinum 27.86244 -97.15057 2017-11-03 108 Q2 1 A9 9 1.0740 4.1 1.9 2.5 -13.2 36.2 40.5 nd Nov. 2017 CCB16 Thalassia testudinum 27.85991 -97.13837 2017-11-13 84 Q1 1 A4 4 1.0505 5.6 1.7 2.2 -13.3 30.3 34.7 nd Nov. 2017 CCB16 Thalassia testudinum 27.85991 -97.13837 2017-11-13 84 Q2 1 A5 5 1.0565 5.5 1.9 2.5 -13.3 32.7 37.2 nd Nov. 2017 CCB19 Thalassia testudinum 27.86473 -97.14556 2017-11-03 70 Q1 1 B8 20 1.0370 4.3 1.9 2.6 -13.4 34.3 39.8 nd Nov. 2017 CCB19 Thalassia testudinum 27.86473 -97.14556 2017-11-03 70 Q2 1 A12 12 1.0525 5.1 1.9 2.5 -13.8 33.7 38.5 nd Nov. 2017 CCB23 Thalassia testudinum 27.8676 -97.10342 2017-11-03 36 Q1 1 A1 1 0.9710 -0.0 1.7 2.5 -9.8 29.3 36.2 nd Nov. 2017 CCB23 Thalassia testudinum 27.8676 -97.10342 2017-11-03 36 Q2 1 A6 6 1.0640 1.2 2.0 2.6 -11.7 35.1 39.6 nd Nov. 2017 CCB28 Thalassia testudinum 27.88555 -97.1223 2017-11-13 115 Q1 nd nd nd nd nd nd nd nd nd nd No grass in sample Nov. 2017 CCB28 Thalassia testudinum 27.88555 -97.1223 2017-11-13 115 Q2 nd nd nd nd nd nd nd nd nd nd Not enough sample Nov. 2017 CCB29 Thalassia testudinum 27.88893 -97.13213 2017-11-13 112 Q1 nd nd nd nd nd nd nd nd nd nd No grass in sample Nov. 2017 CCB29 Thalassia testudinum 27.88893 -97.13213 2017-11-13 112 Q2 nd nd nd nd nd nd nd nd nd nd No grass in sample Nov. 2017 CCB08 Thalassia testudinum 27.85395 -97.15231 2017-11-13 78 Q1 1 B4 16 1.0530 3.8 1.7 2.2 -12.2 34.9 39.9 nd Nov. 2017 CCB08 Thalassia testudinum 27.85395 -97.15231 2017-11-13 78 Q2 nd nd nd nd nd nd nd nd nd nd Not enough sample Nov. 2017 CC13 Thalassia testudinum 27.85478 -97.11633 2017-11-03 23 Q2 1 A2 2 0.9970 3.4 2.1 2.9 -11.5 32.9 39.7 nd Nov. 2017 NERR17 Thalassia testudinum 27.91055 -97.10482 2017-11-14 120 Q1 1 B10 22 0.9715 3.1 1.4 2.1 -14.1 32.1 39.7 nd Nov. 2017 NERR17 Thalassia testudinum 27.91055 -97.10482 2017-11-14 120 Q2 1 B12 24 1.0095 4.6 1.7 2.3 -14.0 33.4 39.7 nd Nov. 2017 NERR20 Thalassia testudinum 27.91323 -97.08205 2017-11-07 35 Q1 1 A7 7 0.9855 3.0 1.7 2.4 -12.9 32.9 40.1 nd Nov. 2017 NERR20 Thalassia testudinum 27.91323 -97.08205 2017-11-07 35 Q2 1 A3 3 0.9900 4.9 1.7 2.4 -14.3 32.0 38.8 nd Nov. 2017 NERR23 Thalassia testudinum 27.91767 -97.09266 2017-11-07 59 Q1 1 B9 21 0.9640 5.3 1.6 2.4 -14.6 31.8 39.6 nd Nov. 2017 NERR23 Thalassia testudinum 27.91767 -97.09266 2017-11-07 59 Q2 1 A8 8 0.9760 5.8 1.6 2.3 -14.4 31.1 38.2 nd Nov. 2017 NERR27 Thalassia testudinum 27.93047 -97.10093 2017-11-07 60 Q1 1 C1 25 0.9930 0.0 1.6 2.3 -13.3 25.3 30.6 nd Nov. 2017 NERR27 Thalassia testudinum 27.93047 -97.10093 2017-11-07 60 Q2 1 C2 26 0.9945 4.3 1.8 2.6 -16.3 33.5 40.5 nd Nov. 2017 NERR32 Thalassia testudinum 27.94209 -97.10166 2017-11-14 140 Q1 1 A10 10 0.9640 3.3 1.8 2.6 -15.9 31.6 39.3 nd Nov. 2017 NERR32 Thalassia testudinum 27.94209 -97.10166 2017-11-14 140 Q2 1 B5 17 0.9965 5.0 1.4 1.9 -15.2 25.3 30.5 nd Nov. 2017 NERR33 Thalassia testudinum 27.94371 -97.08445 2017-11-14 113 Q1 1 B6 18 1.0435 4.5 1.6 2.1 -14.2 30.3 34.8 nd Nov. 2017 NERR33 Thalassia testudinum 27.94371 -97.08445 2017-11-14 113 Q2 1 C3 27 0.9655 5.0 1.7 2.5 -16.1 27.9 34.7 nd Nov. 2017 NERR04 Thalassia testudinum 27.88524 -97.09516 2017-11-07 38 Q1 1 B7 19 1.0015 3.9 2.0 2.8 -12.9 33.3 39.9 nd Nov. 2017 NERR04 Thalassia testudinum 27.88524 -97.09516 2017-11-07 38 Q2 1 B1 13 1.0055 3.8 1.8 2.5 -12.6 33.2 39.6 nd Nov. 2017 NERR06 Thalassia testudinum 27.89531 -97.0937 2017-11-07 38 Q1 1 B11 23 1.0030 4.6 1.8 2.5 -13.0 33.4 40.0 nd Nov. 2017 NERR06 Thalassia testudinum 27.89531 -97.0937 2017-11-07 38 Q2 1 B2 14 0.9865 4.9 1.7 2.4 -14.9 32.0 38.9 nd Nov. 2018 CCB13 Thalassia testudinum 27.85478 -97.11637 2018-11-30 42 Q1 1 H3 87 1.0570 2.3 2.1 2.8 -11.4 35.6 40.4 nd Nov. 2018 CCB13 Thalassia testudinum 27.85478 -97.11637 2018-11-30 42 Q2 1 F8 68 1.0045 2.7 2.1 3.0 -11.4 34.2 40.9 nd Nov. 2018 CCB15 Thalassia testudinum 27.8624 -97.14999 2018-12-01 95 Q1 1 F4 64 0.9390 3.1 1.9 2.9 -12.5 32.0 41.0 nd Nov. 2018 CCB15 Thalassia testudinum 27.8624 -97.14999 2018-12-01 95 Q2 1 H4 88 0.9615 3.2 1.8 2.7 -11.8 32.6 40.7 nd Nov. 2018 CCB16 Thalassia testudinum 27.85992 -97.13842 2018-11-30 73 Q1 1 G11 83 1.0080 6.3 1.9 2.7 -12.8 33.5 39.9 nd Nov. 2018 CCB16 Thalassia testudinum 27.85992 -97.13842 2018-11-30 73 Q2 1 E8 56 0.9740 5.9 2.2 3.2 -13.4 34.3 42.3 nd Nov. 2018 CCB19 Thalassia testudinum 27.86476 -97.1456 2018-12-01 96 Q1 1 G12 84 1.0685 3.2 2.1 2.8 -12.7 35.7 40.1 nd Nov. 2018 CCB19 Thalassia testudinum 27.86476 -97.1456 2018-12-01 96 Q2 1 G3 75 0.9780 4.3 1.8 2.6 -13.3 32.6 40.0 nd Nov. 2018 CCB23 Thalassia testudinum 27.86741 -97.10947 2018-11-30 53 Q1 1 E12 60 1.0200 2.7 2.3 3.1 -12.5 35.9 42.3 nd Nov. 2018 CCB23 Thalassia testudinum 27.86741 -97.10947 2018-11-30 53 Q2 1 E6 54 1.0030 2.6 2.2 3.1 -11.7 34.5 41.4 nd Nov. 2018 CCB28 Thalassia testudinum 27.88552 -97.12231 2018-11-29 78 Q1 1 G4 76 1.0005 2.2 2.0 2.8 -13.0 34.2 41.1 nd Nov. 2018 CCB28 Thalassia testudinum 27.88552 -97.12231 2018-11-29 78 Q2 1 H5 89 1.0485 2.5 1.8 2.4 -8.2 32.8 37.6 nd Nov. 2018 CCB29 Thalassia testudinum 27.85891 -97.13212 2018-11-29 85 Q1 nd nd nd nd nd nd nd nd nd nd No grass in sample Nov. 2018 CCB29 Thalassia testudinum 27.85891 -97.13212 2018-11-29 85 Q2 1 F11 71 0.9220 0.6 2.1 3.1 -12.5 30.6 39.9 nd Nov. 2018 CCB34 Thalassia testudinum 27.75471 -97.15306 2018-11-30 80 Q1 1 G7 79 1.0355 4.0 2.3 3.1 -12.7 35.8 41.6 nd Nov. 2018 CCB34 Thalassia testudinum 27.75471 -97.15306 2018-11-30 80 Q2 1 G6 78 1.0035 2.9 2.2 3.1 -13.1 33.4 40.0 nd Nov. 2018 CCB37 Thalassia testudinum nd nd 2018-11-30 105 Q1 1 F9 69 1.0185 2.6 2.0 2.7 -13.9 35.8 42.2 nd Nov. 2018 CCB37 Thalassia testudinum nd nd 2018-11-30 105 Q2 1 F10 70 1.0005 1.5 2.0 2.8 -13.5 35.2 42.3 nd Nov. 2018 CCB39 Thalassia testudinum 27.77413 -97.12839 2018-11-30 46 Q1 1 F12 72 0.9105 1.1 1.4 2.2 -12.5 23.7 31.3 nd Nov. 2018 CCB39 Thalassia testudinum 27.77413 -97.12839 2018-11-30 46 Q1 1 G9 81 1.0295 2.0 2.0 2.7 -14.0 35.2 41.1 nd Nov. 2018 CCB41 Thalassia testudinum 27.80878 -97.11503 2018-11-30 51 Q1 1 G2 74 1.0375 1.7 1.9 2.5 -12.2 34.5 40.0 nd Nov. 2018 CCB41 Thalassia testudinum 27.80878 -97.11503 2018-11-30 51 Q2 1 F5 65 0.9765 1.3 1.7 2.5 -11.6 33.9 41.7 nd Nov. 2018 CCB08 Thalassia testudinum 27.85389 -97.15235 2018-12-01 97 Q2 1 E11 59 1.0670 3.0 2.3 3.0 -12.9 36.3 40.9 nd Nov. 2018 CCB08 Thalassia testudinum 27.85389 -97.15235 2018-12-01 97 Q1 nd nd nd nd nd nd nd nd nd nd No grass in sample Nov. 2018 NERR17 Thalassia testudinum 27.91052 -97.10479 2018-11-29 96 Q1 1 F6 66 1.0010 4.6 2.1 2.9 -12.6 33.7 40.5 nd Nov. 2018 NERR17 Thalassia testudinum 27.91052 -97.10479 2018-11-29 96 Q2 1 G8 80 0.9195 4.2 1.8 2.8 -12.7 30.1 39.3 nd Nov. 2018 NERR20 Thalassia testudinum 27.91333 -97.08199 2018-11-27 40 Q1 1 E10 58 0.9400 4.5 2.0 3.0 -12.3 32.5 41.5 nd Nov. 2018 NERR20 Thalassia testudinum 27.91333 -97.08199 2018-11-27 40 Q2 1 H1 85 1.0200 4.8 2.3 3.1 -12.7 34.8 41.0 nd Nov. 2018 NERR23 Thalassia testudinum 27.91765 -97.09278 2018-11-27 58 Q1 1 H2 86 1.0475 4.0 2.3 3.0 -13.7 33.9 38.9 nd Nov. 2018 NERR23 Thalassia testudinum 27.91765 -97.09278 2018-11-27 58 Q2 1 G5 77 1.0410 3.7 2.3 3.2 -14.0 35.0 40.4 nd Nov. 2018 NERR27 Thalassia testudinum 27.93044 -97.10091 2018-11-29 73 Q1 1 E7 55 1.0555 1.9 2.5 3.3 -12.3 36.9 42.0 nd Nov. 2018 NERR27 Thalassia testudinum 27.93044 -97.10091 2018-11-29 73 Q2 1 E9 57 0.9335 1.0 1.7 2.6 -11.3 24.9 32.0 nd Nov. 2018 NERR32 Thalassia testudinum 27.94212 -97.10175 2018-11-29 116 Q1 1 E5 53 0.9410 3.3 2.0 2.9 -12.3 32.6 41.6 nd Nov. 2018 NERR32 Thalassia testudinum 27.94212 -97.10175 2018-11-29 116 Q2 1 F2 62 0.9745 2.8 1.7 2.5 -13.1 33.5 41.3 nd Nov. 2018 NERR33 Thalassia testudinum 27.99366 -97.08444 2018-11-27 69 Q1A 1 H6 90 0.9930 3.1 1.7 2.3 -13.9 32.8 39.7 Duplicate sample run to estimate precision Nov. 2018 NERR33 Thalassia testudinum 27.99366 -97.08444 2018-11-27 69 Q1B 1 H7 91 0.9690 3.5 1.9 2.8 -11.8 32.0 39.7 Duplicate sample run to estimate precision Nov. 2018 NERR33 Thalassia testudinum 27.99366 -97.08444 2018-11-27 69 Q2 1 F7 67 1.0040 4.4 2.3 3.1 -12.2 35.1 41.9 nd Nov. 2018 NERR04 Thalassia testudinum 27.88529 -97.09517 2018-11-27 48 Q1 1 F3 63 0.9275 3.3 2.0 3.0 -12.1 31.7 41.1 nd Nov. 2018 NERR04 Thalassia testudinum 27.88529 -97.09517 2018-11-27 48 Q2 1 F1 61 0.9570 2.9 2.2 3.2 -12.2 33.6 42.2 nd Nov. 2018 NERR06 Thalassia testudinum 27.89528 -97.09369 2018-11-27 46 Q1 1 G1 73 0.9780 5.4 2.1 3.1 -12.6 32.3 39.7 nd Nov. 2018 NERR06 Thalassia testudinum 27.89528 -97.09369 2018-11-27 46 Q2 1 G10 82 1.0125 4.6 2.4 3.3 -12.3 34.9 41.4 nd