Table 2.
Listed filtration methods and enclosure decor or materials. n refers to number of respondents that indicated each response.
| Filtration Methods (n) | Enclosure/Decor (n) |
|---|---|
| Foam fractionator (11) | Rockwork (14) |
| UV sterilization (8) | Fiberglass (8) |
| Bioball/biotower (6) | Acrylic (6) |
| Sand filter (5) | Natural or artificial kelp (5) |
| Canister filter (4) | Concrete or cement (4) |
| Sock filter (4) | Cave area (2) |
| Unspecified mechanical (4) | Other invertebrates specified (2) |
| Moving bed (3) | Tunnel (2) |
| Bead filter (2) | Gravel substrate (2) |
| Ozone (2) | Algae specified (2) |
| Carbon filter (2) | PVC (1) |
| Pleated pool filter (1) | Cobblestone substrate (1) |
| Natural stone substrate (1) | |
| Crushed coral substrate (1) | |
| Large shells (1) | |
| Lava rocks (1) | |
| Total Respondents: 20 | 20 |