USGS - science for a changing world

South Florida Information Access (SOFIA)


publications > open file report > OFR-97-460 > table 2


U.S. Department of the Interior
U.S. Geological Survey
OFR-97-460

Table 2
Russell Bank 19B
Percent Abundance of Molluscan Fauna
  Gastropods
Depth in Core Acteocina canaliculata Amaea spp. Bittium varium Bulla sp. Caecum puchellum/floridanum Cerithidea spp. Cerithium spp. Conus sp. Crepidula sp. Marginellids Modulus modulus Olivella sp. Rissoina spp. Turritella exoleta Vitrinellids Rare Gastropods Unidentified gastropod fragments, unknown sp., and juveniles
0-2 cm 0.00 0.00 1.28 0.00 1.47 0.00 5.68 0.00 0.73 0.92 1.83 0.00 2.20 0.00 0.37 0.37 0.55
4-6 cm 0.00 0.00 3.47 0.00 0.87 0.00 7.23 0.00 1.16 1.16 3.47 0.00 1.45 0.00 1.16 1.16 2.60
8-10 cm 0.00 0.00 1.72 0.00 0.00 0.00 2.59 0.00 0.00 0.86 5.17 0.00 3.45 0.00 3.45 0.86 3.45
12-14 cm 0.00 0.00 2.44 0.00 2.44 0.00 4.88 0.00 0.00 0.61 2.44 2.44 4.88 2.44 0.00 0.61 3.66
16-18 cm 0.00 0.00 2.44 0.00 0.00 0.00 6.10 0.00 1.22 0.00 1.22 1.22 8.54 0.00 0.00 1.22 3.66
20-22 cm 0.00 0.00 2.70 1.35 1.35 0.00 2.70 0.00 1.35 0.00 0.00 0.00 1.35 0.00 0.00 1.35 2.70
24-26 cm 1.72 0.00 3.45 0.00 3.45 1.72 15.52 0.00 6.90 0.00 0.00 1.72 1.72 0.00 0.00 0.00 1.72
28-30 cm 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
32-34 cm 0.00 0.00 7.14 7.14 0.00 0.00 21.43 0.00 0.00 0.00 7.14 0.00 7.14 0.00 0.00 0.00 0.00
36-38 cm 0.00 0.00 21.43 0.00 0.00 0.00 35.71 3.57 0.00 0.00 3.57 10.71 0.00 0.00 0.00 0.00 10.71
40-42 cm 0.00 0.00 12.37 5.15 0.00 0.00 18.56 0.00 3.09 0.00 1.03 2.06 4.12 0.00 0.00 1.03 4.12
44-46 cm 0.00 0.00 2.15 0.00 0.00 0.00 8.60 0.00 0.00 0.00 6.45 1.08 9.68 0.00 1.08 0.00 4.30
48-50 cm 0.00 0.00 11.11 0.00 0.00 0.00 18.52 0.00 0.00 0.00 5.56 0.00 7.41 0.00 0.00 0.00 7.41
52-54 cm 0.00 0.00 0.00 0.00 0.00 0.00 8.11 0.00 0.00 0.00 43.24 0.00 2.70 0.00 0.00 0.00 5.41
56-58 cm 0.00 0.00 0.00 0.00 10.00 0.00 40.00 0.00 40.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
60-62 cm 0.00 0.00 3.13 0.00 0.00 0.00 0.00 6.25 0.00 0.00 0.00 0.00 6.25 0.00 0.00 3.13 18.75
64-66 cm 0.00 0.00 8.00 2.00 1.00 0.00 14.00 0.00 3.00 1.00 2.00 0.00 3.00 0.00 0.00 0.00 4.00
68-70 cm 0.00 0.00 15.69 0.00 1.96 0.00 17.65 0.00 3.92 1.96 1.96 0.00 9.80 0.00 0.00 3.92 5.88
72-74 cm 0.00 0.00 19.18 0.00 1.37 0.00 19.18 0.00 6.85 0.00 1.37 0.00 0.00 0.00 0.00 0.00 5.48
76-78 cm 0.00 0.00 5.62 0.00 0.00 0.00 11.24 0.00 0.00 5.62 3.37 2.25 5.62 1.12 0.00 0.00 16.85
80-82 cm 0.00 0.00 4.14 0.00 0.00 0.00 5.52 0.00 0.00 1.38 0.69 1.38 0.00 1.38 0.00 0.00 9.66
84-86 cm 0.00 0.00 9.33 0.00 4.00 0.00 13.33 2.67 1.33 0.00 2.67 2.67 5.33 0.00 0.00 0.00 13.33
88-90 cm 0.00 0.00 2.19 0.00 0.00 0.00 16.06 0.00 0.00 0.00 0.00 2.92 8.03 2.19 0.00 1.46 15.33
92-94 cm 0.00 0.00 4.32 0.00 1.44 0.00 10.07 0.00 0.00 0.00 0.72 2.88 5.04 1.44 0.00 0.00 9.35
96-98 cm 3.03 0.00 1.52 0.00 1.52 0.00 13.64 0.00 1.52 0.00 0.00 1.52 7.58 1.52 0.00 3.03 1.52
100-102 cm 0.00 0.00 0.00 0.00 1.38 0.00 4.83 0.00 0.00 0.69 0.00 2.07 3.45 0.00 0.00 0.00 4.83
104-106 cm 0.00 0.67 7.38 0.00 0.67 1.34 16.11 0.67 0.00 1.34 0.00 1.34 4.70 0.67 0.00 1.34 4.70
108-110 cm 0.00 2.38 7.14 0.00 0.00 0.00 9.52 0.00 0.00 0.79 0.00 3.97 11.90 0.79 0.00 1.59 18.25
112-114 cm 2.86 0.00 8.57 0.00 0.00 0.00 17.14 0.00 2.86 0.00 2.86 0.00 0.00 0.00 0.00 0.00 11.43
116-118 cm 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20.00
120-122 cm 0.00 0.00 3.45 0.00 3.45 0.00 6.90 0.00 0.00 0.00 0.00 3.45 6.90 10.34 0.00 0.00 3.45
124-126 cm 0.75 0.00 9.70 0.00 0.00 1.49 13.43 0.00 0.75 0.00 8.21 2.24 3.73 1.49 1.49 1.49 2.24
128-130 cm 0.00 1.43 2.57 0.00 0.86 0.00 8.57 0.00 1.14 0.86 0.86 0.00 2.86 0.29 0.00 0.29 5.71
132-134 cm 0.00 0.00 7.23 0.00 0.00 0.00 12.05 0.00 0.00 0.00 0.00 1.20 4.82 6.02 0.00 0.00 10.84
136-138 cm 0.51 0.51 7.69 0.51 1.03 1.03 6.15 0.00 0.00 1.03 0.00 1.03 0.00 2.56 1.03 2.56 4.10
140-142 cm 0.55 0.00 6.56 0.00 0.00 0.00 7.10 0.55 1.09 0.00 0.00 3.83 6.01 1.09 0.00 0.00 8.74

Table 2 (continued)
Russell Bank 19B
Percent Abundance of Molluscan Fauna
  Pelecypods      
Depth in Core Anomalocardia sp. Arcopsis adamsi Brachiodontes sp. Chione cancellata Cumingia tellinoidea Laevecardium spp. Nucula proxima Pectinid Pinctada radiata Tellina spp. Transennella spp. Rare Pelecypods Unidentified Pelecy. Frags. Total number of individual specimens Number of faunal groups Simpsons Diversity Index
0-2 cm 0.00 0.18 70.33 0.73 0.55 0.00 0.00 0.00 12.64 0.00 0.00 0.18 0.00 517 16 0.52
4-6 cm 0.00 1.16 64.16 0.87 0.00 0.00 0.00 0.00 9.54 0.00 0.00 0.29 0.29 331 16 0.43
8-10 cm 0.00 0.00 73.28 0.86 0.00 0.00 0.00 0.00 2.59 0.00 0.00 0.00 1.72 49 12 0.55
12-14 cm 0.00 1.83 57.32 2.44 0.61 0.00 0.00 0.00 10.37 0.00 0.00 0.00 0.61 145 16 0.35
16-18 cm 0.00 0.00 57.32 3.66 1.22 0.00 0.00 0.00 2.44 0.00 7.32 0.00 2.44 62 14 0.35
20-22 cm 0.00 0.00 77.03 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2.70 0.00 5.41 62 11 0.60
24-26 cm 0.00 0.00 24.14 3.45 0.00 1.72 0.00 0.00 1.72 1.72 17.24 0.00 12.07 50 16 0.14
28-30 cm 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 50.00 0.00 50.00 2 2 0.50
32-34 cm 0.00 0.00 14.29 14.29 0.00 0.00 0.00 0.00 0.00 0.00 21.43 0.00 0.00 12 8 0.15
36-38 cm 0.00 0.00 14.29 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 28 7 0.22
40-42 cm 0.00 1.03 41.24 3.09 0.00 0.00 0.00 1.03 2.06 0.00 0.00 0.00 0.00 97 14 0.23
44-46 cm 0.00 4.30 9.68 46.24 1.08 0.00 0.00 0.00 0.00 1.08 0.00 0.00 4.30 93 13 0.25
48-50 cm 0.00 9.26 9.26 3.70 9.26 0.00 0.00 1.85 9.26 3.70 0.00 0.00 3.70 54 13 0.10
52-54 cm 0.00 0.00 27.03 0.00 2.70 0.00 0.00 0.00 8.11 0.00 0.00 0.00 2.70 37 8 0.28
56-58 cm 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10.00 10 4 0.34
60-62 cm 0.00 0.00 50.00 0.00 0.00 3.13 0.00 0.00 3.13 0.00 0.00 0.00 6.25 32 9 0.30
64-66 cm 0.00 0.00 29.00 1.00 0.00 1.00 0.00 10.00 9.00 2.00 3.00 1.00 6.00 100 18 0.14
68-70 cm 0.00 0.00 5.88 5.88 1.96 0.00 0.00 1.96 0.00 0.00 9.80 0.00 11.76 51 15 0.10
72-74 cm 0.00 0.00 19.18 5.48 0.00 0.00 2.74 0.00 0.00 0.00 19.18 0.00 0.00 73 10 0.16
76-78 cm 0.00 1.12 19.10 0.00 0.00 0.00 0.00 0.00 3.37 0.00 7.87 0.00 16.85 89 13 0.12
80-82 cm 0.00 2.07 26.90 8.97 0.00 0.00 0.00 0.00 1.38 0.00 24.14 3.45 8.97 145 14 0.16
84-86 cm 0.00 0.00 8.00 9.33 0.00 0.00 0.00 0.00 2.67 0.00 12.00 0.00 13.33 75 14 0.10
88-90 cm 4.38 0.00 4.38 6.57 0.73 0.00 0.00 0.00 0.00 0.73 28.47 0.00 6.57 137 14 0.15
92-94 cm 2.16 2.88 7.19 6.47 0.00 0.72 0.00 0.00 5.04 0.00 27.34 0.00 12.95 139 16 0.13
96-98 cm 1.52 0.00 6.06 4.55 0.00 1.52 0.00 0.00 0.00 0.00 45.45 0.00 4.55 66 16 0.24
100-102 cm 0.00 0.00 12.41 4.83 0.00 0.00 0.00 0.00 0.00 0.00 48.97 0.00 16.55 145 10 0.29
104-106 cm 6.71 0.00 0.67 1.34 0.00 0.00 0.00 0.00 0.67 0.00 36.24 0.00 13.42 149 18 0.19
108-110 cm 0.00 0.00 7.14 2.38 0.00 0.79 1.59 0.00 1.59 0.00 23.02 0.00 7.14 126 16 0.13
112-114 cm 0.00 0.00 0.00 5.71 0.00 0.00 0.00 0.00 0.00 0.00 37.14 0.00 11.43 35 9 0.21
116-118 cm 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 60.00 0.00 20.00 5 3 0.44
120-122 cm 0.00 0.00 27.59 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20.69 0.00 13.79 29 10 0.16
124-126 cm 3.73 0.00 8.21 6.72 0.75 0.75 0.00 0.00 2.24 0.00 24.63 0.00 5.97 134 20 0.12
128-130 cm 0.00 0.29 8.57 3.14 0.57 0.00 0.00 0.00 2.00 0.00 54.29 0.29 5.43 350 19 0.32
132-134 cm 0.00 0.00 6.02 9.64 2.41 0.00 1.20 0.00 2.41 0.00 20.48 0.00 15.66 83 13 0.12
136-138 cm 0.00 1.03 9.23 9.23 0.00 2.56 2.05 0.00 3.08 1.03 31.79 0.00 10.26 195 22 0.14
140-142 cm 0.00 1.09 19.67 6.56 1.09 0.00 0.55 0.00 2.73 0.00 31.15 0.00 1.64 183 17 0.16

Back to OFR 97-460



| Disclaimer | Privacy Statement | Accessibility |

U.S. Department of the Interior, U.S. Geological Survey
This page is: http://sflwww.er.usgs.gov/publications/ofr/97-460/table2.html
Comments and suggestions? Contact: Heather Henkel - Webmaster
Last updated: 04 September, 2013 @ 02:04 PM (KP)