Fig. 1
Fig. 2
Fig. 3
Fig. 4
Characteristics of the transects of the researched beach_
| Transect | Zonea | Length | Width | Distance to estuary |
|---|---|---|---|---|
| [m] | ||||
| T1 | Deposition | 1735 | 190 | 5000 |
| T2 | Deposition | 1650 | 200 | 4430 |
| T3 | Transport | 1050 | 225 | 3700 |
| T4 | Transport | 1820 | 125 | 3000 |
| T5 | Erosion | 1720 | 180 | 2250 |
| T6 | Erosion | 1230 | 160 | 1290 |
Numerical amount of debris recorded in transects_
| Debris | T1 | T2 | T3 | T4 | T5 | T6 | Total |
|---|---|---|---|---|---|---|---|
| Shell | 295 | 122 | 98 | 161 | 3630 | 11,786 | 16,092 |
| Vegetation | 159 | 77 | 216 | 273 | 311 | 4465 | 5501 |
| Rigid plastic | 526 | 271 | 101 | 147 | 175 | 440 | 1660 |
| Echinoderms | 47 | 175 | 123 | 267 | 355 | 138 | 1105 |
| Non-rigid plastic | 92 | 100 | 54 | 90 | 167 | 375 | 878 |
| Stones | 0 | 3 | 13 | 22 | 137 | 93 | 268 |
| Wood | 26 | 13 | 23 | 19 | 24 | 66 | 171 |
| Cnidarian | 7 | 0 | 129 | 1 | 0 | 1 | 138 |
| Chordata | 14 | 4 | 0 | 14 | 26 | 57 | 120 |
| Styrofoam | 8 | 27 | 21 | 14 | 6 | 18 | 94 |
| Organic | 21 | 4 | 7 | 15 | 15 | 22 | 84 |
| Metal | 2 | 2 | 3 | 9 | 35 | 21 | 72 |
| Cigarette | 10 | 9 | 2 | 6 | 7 | 32 | 66 |
| Foam | 30 | 1 | 0 | 4 | 22 | 5 | 62 |
| Glass | 3 | 2 | 1 | 3 | 13 | 21 | 43 |
| Paper | 11 | 0 | 5 | 0 | 5 | 9 | 30 |
| Fabric | 18 | 3 | 0 | 1 | 2 | 4 | 28 |
| Nylon | 6 | 6 | 0 | 2 | 3 | 4 | 21 |
| Rubber | 2 | 0 | 1 | 2 | 8 | 5 | 18 |
| Rope | 0 | 0 | 0 | 1 | 3 | 3 | 7 |
| Total | 1277 | 819 | 797 | 1051 | 4944 | 17,565 | 26,458 |