Table 1.
Species richness across HOLC grades
| City | HOLC grade | Mean richness | Mean native richness | Mean nonnative richness |
|---|---|---|---|---|
| ALL | A | 20.4 (3.25, 65.29) | 12.72 (2.06, 40.82) | 7.47 (1.10, 24.73) |
| ALL | B | 14.65 (1.60, 92.26) | 8.9 (0.98, 56.53) | 5.81 (0.60, 36.69) |
| ALL | C | 11.74 (1.45, 62.93) | 7.5 (0.95, 39.07) | 4.20 (0.47, 24.22) |
| ALL | D | 5.57 (0.72, 28.32) | 3.39 (0.46, 16.99) | 2.17 (0.25, 12.33) |
| Los Angeles | A | 12.15 (11.65, 12.65) | 7.16 (6.79, 7.55) | 5.2 (4.85, 5.58) |
| Los Angeles | B | 24.17 (23.55, 24.8) | 14.71 (14.23, 15.21) | 9.69 (9.29, 10.1) |
| Los Angeles | C | 10.78 (10.57, 10.98) | 6.83 (6.66, 7) | 4.09 (3.97, 4.22) |
| Los Angeles | D | 5.99 (5.81, 6.17) | 3.57 (3.43, 3.71) | 2.53 (2.41, 2.65) |
| Oakland | A | 10.3 (9.56, 11.10) | 6.71 (6.11, 7.34) | 3.25 (2.83, 3.71) |
| Oakland | B | 20.66 (19.65, 21.70) | 12.29 (11.54, 13.07) | 8.24 (7.56, 8.95) |
| Oakland | C | 18.02 (17.31, 18.75) | 10.89 (10.36, 11.44) | 6.77 (6.32, 7.25) |
| Oakland | D | 5.23 (4.94, 5.53) | 3.06 (2.85, 3.27) | 2.11 (1.92, 2.31) |
| San Diego | A | 48.73 (45.43, 51.98) | 32.56 (29.98, 35.23) | 16.33 (14.36, 18.47) |
| San Diego | B | 23.55 (22.50, 24.64) | 15.81 (14.95, 16.7) | 7.49 (6.91, 8.1) |
| San Diego | C | 12.81 (12.16, 13.49) | 8.95 (8.38, 9.54) | 3.73 (3.42, 4.06) |
| San Diego | D | 4.49 (4.21, 4.79) | 3.2 (2.95, 9.54) | 1.24 (1.11, 1.38) |
| San Francisco | A | 35.84 (32.02, 39.97) | 20.77 (18.19, 23.49) | 10.4 (8.28, 12.87) |
| San Francisco | B | 4.9 (4.64, 5.16) | 2.63 (2.46, 2.8) | 1.83 (1.66, 2.01) |
| San Francisco | C | 9.3 (8.83, 9.79) | 5.63 (5.28, 6) | 2.57 (2.35, 2.8) |
| San Francisco | D | 6.86 (6.42, 7.31) | 3.77 (3.48, 4.07) | 2.34 (2.08, 2.61) |