Table 5. Sub-Antarctic freshwater macroinvertebrates functional feeding groups.
Similarity Percentages (SIMPER) analysis of freshwater macroinvertebrate functional feeding groups composition that contribute approximately 90% of the abundance of the assemblage from sampling sites of the Róbalo river watershed, Navarino Island, Chile.
| Elevation (m.a.s.l.) | FFG | Av. Abund. | Sim/SD | Contrib. % | Cum. % |
|---|---|---|---|---|---|
| 20 | C-G | 5.71 | 7.55 | 48.67 | 48.67 |
| Pred | 2.86 | 8.00 | 24.53 | 73.2 | |
| Herb | 2.06 | 1.65 | 12.64 | 85.84 | |
| C-pred | 1.93 | 1.13 | 9.30 | 95.14 | |
| 250 | C-G | 2.98 | 3.5 | 55.91 | 55.91 |
| Pred | 1.57 | 1.56 | 21.52 | 77.43 | |
| Herb | 1.23 | 0.96 | 14.04 | 91.47 | |
| 480 | C-G | 4.56 | 5.28 | 71.94 | 71.94 |
| Pred | 1.84 | 1.74 | 23.49 | 95.43 | |
| 700 | C-G | 4.61 | 8.19 | 99.66 | 99.66 |
Notes.
Abreviations
- FFG
- Functional feeding groups
- Av. Abund.
- Average Abundance
- Sim/SD
- Similarity Standard Deviation
- Contrib.
- Contribution
- Cum.
- Cumulative
- C-G
- collector gatherers
- C-fil
- collector filterers
- C-pred
- collector predators
- Herb
- herbivores
- Pred
- predators