Marine Fish and Benthos Studies - Knik Arm Bridge and Toll Authority

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Appendix B (cont.) Table B-4: Statistical Analyses of Invertebrates Sampled with the 120-Foot Beach Seine Variable Taxon Statistic df Significance Chi-Square date Crangonids 28.37 3 0.000 Amphipoda 7.22 3 0.065 Mysidae 50.77 3 0.000 Neanthes 5.78 3 0.123 Isopoda 7.82 3 0.050 Terrestrial Inverts 3.27 3 0.352 All Species 17.97 3 0.000 Station Crangonids 8.60 11 0.658 Amphipoda 36.15 11 0.000 Mysidae 14.18 11 0.223 Neanthes 20.01 11 0.045 Isopoda 2.67 11 0.994 Terrestrial Inverts 14.94 11 0.185 All Species 3.69 11 0.978 Tide Crangonids 9.64 2 0.008 Amphipoda 2.79 2 0.248 Mysidae 15.18 2 0.001 Neanthes 2.29 2 0.319 Isopoda 0.71 2 0.699 Terrestrial Inverts 0.93 2 0.628 All Species 9.22 2 0.010 00214\012\Final Report 11-30-2005\Tables\App B-4
Appendix B (cont.) Table B-5: Statistical Analyses of Invertebrates Sampled with the Surface Tow Net Variable Taxon Statistic df Significance Month Chi-Square Crangonids 24.12 2 0.000 Amphipoda 1.22 2 0.544 Mysidae 34.82 2 0.000 Isopoda 5.11 2 0.078 Terrestrial Inverts 4.70 2 0.096 All Species 7.26 2 0.027 Transect Chi-Square Crangonids 10.23 5 0.069 Amphipoda 9.57 5 0.088 Mysidae 4.48 5 0.483 Isopoda 9.52 5 0.090 Terrestrial Inverts 7.42 5 0.191 All Species 10.66 5 0.058 Tide Chi-Square Crangonids 8.53 3 0.036 Amphipoda 0.15 3 0.986 Mysidae 0.84 3 0.841 Isopoda 4.92 3 0.178 Terrestrial Inverts 3.03 3 0.388 All Species 5.43 3 0.143 Station Mann-Whitney Z (Nearshor Crangonids 520.50 -0.22 0.829 e v. Amphipoda 515.00 -0.29 0.775 Offshore) Mysidae 497.00 -0.52 0.606 Isopoda 525.00 -0.21 0.837 Terrestrial Inverts 507.00 -1.09 0.275 All Species 537.00 -0.01 0.995 Table B-6: Statistical Analyses of Invertebrates Sampled with the Fixed Tow Net Variable Taxon Statistic Significance Month Mann-Whitney Z-Value Crangonids 67.00 -0.28 0.777 Amphipoda 40.00 -1.81 0.070 Mysidae 12.50 -3.37 0.001 Neanthes 67.50 -0.75 0.453 Terrestrial Inverts 67.50 -0.75 0.453 All Species 32.00 -2.26 0.024 Station Chi-Square df Crangonids 3.60 2 0.165 Amphipoda 3.81 2 0.148 Mysidae 6.49 2 0.039 Neanthes 1.27 2 0.529 Terrestrial Inverts 1.27 2 0.529 All Species 4.73 2 0.094 Tide Chi-Square df Crangonids 1.42 3 0.700 Amphipoda 0.82 3 0.845 Mysidae 2.10 3 0.551 Neanthes 0.92 3 0.820 Terrestrial Inverts 0.92 3 0.820 All Species 3.31 3 0.346 00214\012\Final Report 11-30-2005\Tables\App B5-6
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Marine Fish and Benthos Studies in
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CONTENTS Page EXECUTIVE SUMMARY E-1
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CONTENTS (CONT.) FIGURES (CONT.) 14
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MARINE FISH AND BENTHOS STUDIES IN
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Among the non-salmonids, threespine
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The extreme turbidity and poor visi
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MARINE FISH AND BENTHOS STUDIES IN
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2.2 Sample Methods MacKenzie facili
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will conduct a fatty acid analysis
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2.3 Laboratory Analysis (Figure 3).
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Null hypotheses were tested using t
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3.2.3 KA 3 - North Entrance to Eagl
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3.2.10 KA 11 and KA 11A - Cairn Poi
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3.2.15 PM SS and PM S1 through PM S
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plus range) seen in July of both ye
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greater number of stations sampled)
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were common throughout the summer.
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3.3.2.5 Longfin Smelt 2004. Two-hun
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3.3.2.9 Tide Stage vs. Catch Beach
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(4.0 per set) followed by pink salm
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Ten species of fish were captured i
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species of polychaete worm, Neanthe
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3.4.4 Facilities Sampling 3.4.4.1 F
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flow meter reading to standardize t
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each seines in 2005. In summer/fall
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salmonid catches in Moulton’s (19
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(Figure 8), the larger size of the
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4.4 Knik Arm Ecological Conditions
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An apparent near absence of inverte
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4.4.4 Importance of Littoral Habita
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5.0 REFERENCES Bakus, G., M. Orys,
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Simenstad, C.A., C.D. Tanner, W.M.
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Table 1 - Knik Arm 2004 and 2005 Sa
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Table 3 - Total 2004 and 2005 Month
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Table 5 - Fish CPUE in 2004; 120-Fo
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Table 7 - Fish CPUE in 2005; 120-Fo
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Table 9 - Fish CPUE in 2005 as a Fu
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Table 11 - Total Fish CPUE by Tow N
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Table 13 - Total Catch and CPUE in
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Table 15 - Total Fish Catch in 2005
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Table 17 - Statistical Analyses of
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Table 19 - Total Catch and CPUE of
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Pentec Environmental 12214-12 Novem
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6-2 Knik Arm Crossing Tow Net Locat
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Water Quality of Knik Arm, 2004 - 2
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Juvenile Salmonid CPUE over Time; 1
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Length Frequencies of Juvenile Coho
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Length Frequencies of Juvenile Chum
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CPUE for Stickleback Species; 120-F
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CPUE for Saffron Cod and Longfin Sm
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Length Frequencies of Longfin Smelt
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Juvenile Salmonid CPUE over Time in
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Non-Salmonid CPUE over Time in Tow
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Length Frequencies of Sockeye Salmo
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Length Frequencies of Chinook Salmo
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Invertebrate CPUE by Species in 200
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Relationship of Tidal Stage and Inv
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Invertebrate CPUE by Transect in 20
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Invertebrate Monthly CPUE in Port M
Page 119 and 120: Invertebrate CPUE by Station; Port
Page 121 and 122: Pentec Environmental 12214-12 Photo
Page 131 and 132: MEMORANDUM DATE: August 13, 2004 TO
Page 133 and 134: HDR Alaska, Inc. 12214-10 August 13
Page 135 and 136: HDR Alaska, Inc. 12214-10 October 6
Page 137 and 138: MEMORANDUM DATE: October 6, 2004 TO
Page 139 and 140: HDR Alaska, Inc. 12214-10 October 6
Page 141 and 142: HDR Alaska, Inc. 12214-10 November
Page 143 and 144: MEMORANDUM DATE: November 22, 2004
Page 145 and 146: HDR Alaska, Inc./Integrated Concept
Page 147 and 148: MEMORANDUM DATE: May 13, 2005 TO: F
Page 149 and 150: HDR Alaska, Inc. 12214-12 May 13, 2
Page 155 and 156: MEMORANDUM DATE: July 8, 2005 TO: F
Page 157 and 158: HDR Alaska, Inc. 12214-12 July 8, 2
Page 159 and 160: MEMORANDUM DATE: August 10, 2005 TO
Page 165 and 166: APPENDIX B Invertebrate Data Sheet
Page 167 and 168: APPENDIX B Invertebrate Data Sheet
Page 169: Appendix B (cont.) Table B-2: Inver
Page 173 and 174: Table C-1: Summary of CPUE by all G
Page 175: Table C-3 Summary of Catch and Perc
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Marine Fish and Benthos Studies - Knik Arm Bridge and Toll Authority

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