Sediment Characteristics Determine the Flowering Effort of Zostera noltei Meadows Inhabiting a Human-Dominated Lagoon
Abstract
:1. Introduction
2. Material and Methods
2.1. Study Area
2.2. Monitoring of Flowering Effort, Seagrass Biometrics and Abiotic Parameters
2.3. Data Analyses
3. Results
3.1. Abiotic Parameters
3.2. Seagrass Biometrics
3.3. Flowering Effort and the Relationship with Seagrass Biometrics and Abiotic Parameters
4. Discussion
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Acknowledgments
Conflicts of Interest
References
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Variable | Meadow | Time | Meadow × Time |
---|---|---|---|
Abiotic parameters | |||
Temperature * | 0.784 (0.479) | 4455.1 (<0.001) | 0.468 (0.820) |
Salinity * | 21.87 (<0.001) | 2.094 (0.154) | 0.337 (0.904) |
Redox Potential | 0.035 (0.966) | 0.931 (0.455) | 0.378 (0.879) |
Organic matter | 39.07 (<0.001) | 1.165 (0.364) | 1.339 (0.313) |
Fine gravel | 2.565 (0.118) | 2.044 (0.161) | 1.831 (0.175) |
Very coarse sand * | 6.873 (0.010) | 1.689 (0.222) | 0.288 (0.931) |
Coarse sand | 3.373 (0.069) | 2.731 (0.122) | 3.428 (0.033) |
Medium sand | 116.0 (<0.001) | 0.577 (0.641) | 12.33 (<0.001) |
Fine sand | 14.71 (<0.001) | 0.877 (0.480) | 19.26 (<0.001) |
Very fine sand | 146.0 (<0.001) | 0.725 (0.556) | 10.17 (<0.001) |
Silt/Clay | 30.77 (<0.001) | 0.502 (0.688) | 1.499 (0.259) |
Seagrass biometrics | |||
Vertical shoot density | 0.309 (0.737) | 5.413 (0.005) | 0.985 (0.457) |
Vertical shoot height a | 60.54 (<0.001) | 17.83 (<0.001) | 3.770 (0.001) |
Leaf area b | 90.00 (<0.001) | 12.62 (<0.001) | 12.53 (<0.001) |
Maximum root length a | 26.25 (<0.001) | 12.37 (<0.001) | 2.918 (0.009) |
Flowering effort * | 10.41 (0.001) | 1.693 (0.195) | 1.112 (0.384) |
Variable | Variance % | F | p | Cum. % |
---|---|---|---|---|
Silt/Clay/Organic matter | 40.77 | 23.40 | 0.001 | 40.77 |
Vertical shoot density | 13.64 | 9.873 | 0.007 | 54.41 |
Very coarse sand | 3.535 | 2.689 | 0.091 | 57.94 |
Vertical shoot height | 0.634 | 0.474 | 0.488 | 58.58 |
Leaf area | 1.933 | 1.469 | 0.230 | 60.51 |
Temperature | 1.410 | 1.074 | 0.301 | 61.92 |
Maximum root length | 1.113 | 0.843 | 0.359 | 63.03 |
Salinity | 0.847 | 0.633 | 0.433 | 63.88 |
Very fine sand | 1.116 | 0.829 | 0.378 | 65.00 |
Medium sand | 0.635 | 0.462 | 0.517 | 65.63 |
Redox potential | 0.258 | 0.182 | 0.672 | 65.89 |
Coarse sand | 0.061 | 0.041 | 0.855 | 65.95 |
Fine sand | 0.123 | 0.080 | 0.778 | 66.07 |
Fine gravel | 0.000 | 0.000 | 1.000 | 66.07 |
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Guerrero-Meseguer, L.; Veiga, P.; Sampaio, L.; Rubal, M. Sediment Characteristics Determine the Flowering Effort of Zostera noltei Meadows Inhabiting a Human-Dominated Lagoon. Plants 2021, 10, 1387. https://doi.org/10.3390/plants10071387
Guerrero-Meseguer L, Veiga P, Sampaio L, Rubal M. Sediment Characteristics Determine the Flowering Effort of Zostera noltei Meadows Inhabiting a Human-Dominated Lagoon. Plants. 2021; 10(7):1387. https://doi.org/10.3390/plants10071387
Chicago/Turabian StyleGuerrero-Meseguer, Laura, Puri Veiga, Leandro Sampaio, and Marcos Rubal. 2021. "Sediment Characteristics Determine the Flowering Effort of Zostera noltei Meadows Inhabiting a Human-Dominated Lagoon" Plants 10, no. 7: 1387. https://doi.org/10.3390/plants10071387