Table 1.
Number of transects and density data per habitat types within the coastal and major marine habitats in the Gulf of California, that have been performed since 1998 to survey Lutjanus argentiventris populations
| Habitats | Year # | Transects | Size classes | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.5 cm | 7.5 cm | 12.5 cm | 17.5 cm | 22.5 cm | 27.5 cm | 32.5 cm | 37. 5 cm | 42.5 cm | 47.5 cm | 52.5 cm | 57.5 cm | 62.5 cm | 67.5 cm | |||
| Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | |||
| Pebbles | 2004 | 64 | 7.38 (4.45) | 9.15 (1.96) | 1.69 (3.22) | 0.16 (0.13) | ||||||||||
| Mangrove roots | 2004 | 55 | 3.98 (6.46) | 18.60 (15.18) | 7.00 (8.56) | 0.15 (0.60) | ||||||||||
| Habitats adjacent to mangroves | 1999 | 16 | 1.61 (1.73) | 15.87 (12.88) | 1.82 (3.13) | |||||||||||
| Habitats adjacent to mangroves | 2006 | 24 | 12.92 (13.86) | 7.53 (5.72) | 0.57 (1.48) | 0.39 (1.27) | ||||||||||
| Habitats adjacent to mangroves | 2007 | 32 | 0.19 (1.20) | 6.46 (6.93) | 5.29 (4.29) | 5.45 (9.43) | 1.14 (2.96) | |||||||||
| Shallow rocky reefs | 1998 | 97 | 0.37 (2.36) | 0.55 (1.84) | 0.37 (3.52) | 0.62 (0.28) | 0.41 (0.33) | 0.12 (0.87) | 0.29 (2.35) | |||||||
| Shallow rocky reefs | 1999 | 170 | 0.18 (0.13) | 0.40 (1.72) | 0.39 (1.94) | 0.38 (1.98) | 0.14 (0.97) | 0.41 (0.23) | 0.12 (0.18) | 0.59 (0.77) | ||||||
| Shallow rocky reefs | 2000 | 80 | 0.13 (0.11) | 0.11 (0.53) | 0.11 (0.57) | 0.20 (0.78) | 0.43 (1.38) | 0.29 (1.00) | 0.88 (0.78) | 0.13 (0.11) | 0.88 (0.68) | 0.13 (0.11) | ||||
| Shallow rocky reefs | 2001 | 85 | 0.24 (0.22) | 0.82 (0.49) | 0.38 (1.51) | 1.53 (7.54) | 1.44 (3.39) | 0.21 (0.79) | 0.13 (0.84) | 0.24 (0.15) | 0.12 (0.18) | |||||
| Shallow rocky reefs | 2002 | 78 | 0.15 (0.67) | 0.63 (2.37) | 0.47 (1.54) | 1.13 (6.85) | 0.13 (1.13) | |||||||||
| Shallow rocky reefs | 2003 | 59 | 0.58 (0.40) | 0.78 (4.23) | 0.66 (1.84) | 0.76 (4.18) | 0.14 (0.77) | 0.17 (0.13) | ||||||||
| Shallow rocky reefs | 2004 | 74 | 0.18 (0.67) | 0.27 (0.83) | 0.51 (1.80) | 0.64 (1.64) | 0.27 (1.75) | 0.14 (0.12) | 0.14 (0.12) | 0.14 (0.12) | ||||||
| Shallow rocky reefs | 2005 | 379 | 0.53 (0.73) | 0.53 (0.55) | 0.48 (3.82) | 1.00 (4.20) | 1.67 (5.77) | 0.12 (0.94) | 0.29 (0.34) | 0.53 (0.73) | 0.16 (0.25) | |||||
| Shallow rocky reefs | 2006 | 43 | 0.23 (0.15) | 0.37 (0.94) | 0.32 (0.99) | 0.73 (1.79) | 0.40 (1.72) | 0.70 (0.34) | 0.70 (0.34) | 0.93 (0.29) | ||||||
| Deep rocky reefs | 1998 | 52 | 0.19 (0.69) | 0.71 (3.27) | 0.94 (2.58) | 0.65 (3.50) | 1.38 (4.61) | 0.38 (0.19) | 0.42 (2.17) | |||||||
| Deep rocky reefs | 1999 | 89 | 0.17 (1.59) | 0.11 (0.76) | 1.15 (4.38) | 0.24 (0.69) | 0.72 (2.80) | 0.90 (0.42) | 0.45 (0.28) | 0.78 (6.36) | 0.45 (0.26) | |||||
| Deep rocky reefs | 2000 | 49 | 0.25 (0.14) | 0.96 (4.40) | 1.86 (4.14) | 2.43 (6.52) | 1.12 (7.13) | 0.14 (0.87) | 0.33 (2.14) | 0.12 (0.71) | ||||||
| Deep rocky reefs | 2001 | 43 | 0.23 (0.15) | 0.65 (2.23) | 1.23 (3.28) | 2.51 (7.36) | 0.80 (2.44) | 0.93 (0.37) | 0.93 (0.37) | 0.14 (0.56) | 0.23 (0.15) | |||||
| Deep rocky reefs | 2002 | 39 | 0.56 (2.59) | 0.33 (0.93) | 1.51 (5.12) | 0.83 (4.22) | 0.26 (0.16) | |||||||||
| Deep rocky reefs | 2003 | 43 | 0.40 (2.35) | 1.29 (4.13) | 1.28 (3.63) | 2.65 (13.95) | 5.28 (3.53) | 0.73 (3.38) | 0.93 (0.37) | |||||||
| Deep rocky reefs | 2004 | 47 | 0.21 (0.15) | 0.16 (0.73) | 0.47 (3.29) | 1.21 (6.16) | 1.74 (3.89) | 1.55 (2.82) | 0.28 (0.99) | 0.43 (0.29) | 0.43 (0.24) | |||||
| Deep rocky reefs | 2005 | 47 | 0.26 (1.48) | 0.69 (2.22) | 1.43 (3.63) | 1.47 (4.54) | 1.43 (2.48) | 0.85 (0.28) | 0.13 (0.75) | 0.21 (0.15) | ||||||
| Deep rocky reefs | 2006 | 39 | 0.28 (0.97) | 0.38 (0.97) | 1.54 (4.35) | 1.28 (2.88) | 0.13 (0.38) | 0.28 (0.83) | 0.77 (0.48) | |||||||
| Seamount | 1999 | 23 | 0.39 (0.89) | 2.13 (4.44) | 0.70 (1.49) | 0.43 (1.52) | 0.96 (1.87) | 0.13 (0.34) | 0.87 (0.29) | 0.34 (0.76) | ||||||
| Seamount | 2001 | 24 | 0.83 (0.48) | 0.88 (3.70) | 2.63 (6.22) | 2.83 (5.36) | 0.58 (1.79) | 0.17 (0.64) | 0.83 (0.48) | |||||||
| Deep unconsolidate bottoms | 1999 | 43 | 0.29 (0.17) | 0.23 (1.33) | ||||||||||||
| Deep unconsolidate bottoms | 2001 | 8 | 0.15 (0.12) | |||||||||||||
| Deep unconsolidate bottoms | 2005 | 17 | 0.74 (0.66) | |||||||||||||
| 1,819 | ||||||||||||||||