Table 1. Results from the PERMANOVA Testing for Differences in the Number, Polymeric Composition of Ingested MPs, and Size of MPs between the Stomachs and Intestines of N. norvegicus.
| MP abundance (no. of particles stomach–1 or TD–1) | ||||
|---|---|---|---|---|
| source | df | MS | pseudo-F | P (MC) |
| stomach/TD | 1 | 34.9 | 5.49 | 0.025 |
| res | 41 | 6.33 | ||
| total | 42 | |||
| MP polymer composition | ||||
|---|---|---|---|---|
| source | df | MS | pseudo-F | P (MC) |
| stomach/TD | 1 | 16.09 | 2.84 | 0.031 |
| res | 41 | 5.65 | ||
| total | 42 | |||
| MP size (mm) | ||||
|---|---|---|---|---|
| source | df | MS | pseudo-F | P (MC) |
| stomach/TD | 1 | 14.182 | 41.08 | 0.001 |
| res | 132 | 0.345 | ||
| total | 133 | |||
| MP surface (mm2) | ||||
|---|---|---|---|---|
| source | df | MS | pseudo-F | P (MC) |
| stomach/TD | 1 | 17.77 | 23.711 | 0.001 |
| res | 132 | 0.749 | ||
| total | 133 | |||