Bivaliger larva 12:34 PM (clam) veliger (snail) Sediment Length H2S Rare Common Abundant Cores Smell 9:15AM Yes Brick Sand Mud 11 cm total: 9-11 clay Silt Sand 7-9 silt Clay 5-7 fine sand Pebbles 5-4 med.sand Leaves top-pebbles Wood 9:30 AM 10 cm with Yes Leaves Sand Clay oxidized top wood Gravel mud water 46 cm roots pebbles 10:40 AM 14 cm Yes Sand Clay, – Pebbles mud water 76 cm Leaves Wood 10:42 AM 13 cm Yes Mud Sand Clay, bottom 6 cm Sand wood wood woody Gravel Top 7 cm Pebbles Cap of roots pebbles 12:15 PM 11 cm Yes Sand mud – water 61 cm 12:15 PM 11 cm Yes Sand mud 12:45 PM 9 cm 1:09 PM 15 cm Yes Pebbles Leaves Clay Coal Brick Mud Sand Wood 1:15 PM 14 cm Yes Sand Clay, water 75 cm pebbles Other Overcast day that ended with rain just as students were leaving. Observations HRECOS Screen Captures on following pages HRECOS site is located just behind the rectangular eastern end of the pier attached to one of the pier stations. When operational it is a continuous data feed recorded every 15 minutes. DO % Saturation Air Temperature DO ppm Water temperature
12:34 PM Bivaliger larva (clam) veliger (snail) Sediment Cores Length H2S Smell Rare Common Abundant 9:15AM 11 cm total: 9-11 clay 7-9 silt 5-7 fine sand 5-4 med.sand top-pebbles Yes Brick Sand Silt Clay Pebbles Leaves Wood Mud Sand 9:30 AM water 46 cm 10 cm with oxidized top Yes Leaves wood roots Sand Gravel pebbles Clay mud 10:40 AM – water 76 cm 14 cm Yes Sand Pebbles Leaves Wood Clay, mud 10:42 AM 13 cm bottom 6 cm woody Top 7 cm Cap of pebbles Yes Mud Sand Gravel Pebbles roots Sand wood Clay, wood 12:15 PM – water 61 cm 11 cm Yes Sand mud 12:15 PM 11 cm Yes Sand mud 12:45 PM 9 cm 1:09 PM 15 cm Yes Pebbles Coal Leaves Brick Clay Mud Sand Wood 1:15 PM water 75 cm 14 cm Yes Sand pebbles Clay, Other Observations Overcast day that ended with rain just as students were leaving. HRECOS Screen Captures on following pages HRECOS site is located just behind the rectangular eastern end of the pier attached to one of the pier stations. When operational it is a continuous data feed recorded every 15 minutes. DO % Saturation Air Temperature DO ppm Water temperature