Measuring the Photic Zone Depth

Ivory Bush Coral

Properly Labeled Samples

Recording Data

Common Red Seaweed

Text Box: SITE ONE

Time: 8:05 a.m. to 8:15 a.m.   

Location: Inlet        

Latitude: N 37.58159                 Longitude: W 75.61635

Note: While collecting data, we drifted approximately 0.5 mile.

 

Moon Phase: Waxing Crescent

High Tide Time: 11:13 a.m.         Low Tide Time: 4:30 a.m.

METEROLOGICAL DATA

     Air Temperature: 24.3°C

     Wind Direction: SE

     Wind Speed: 12 knots

     % Cloud Cover: 98%

     Weather Conditions: drizzly, mostly

           cloudy, cool, rain from the night

           before promoted water mixing.

PHYSICAL AND CHEMICAL

WATER DATA

     Total Water Depth: 7-10 ft

     Photic Zone Depth: .75 meters

     Wave Height: 10 cm

     Tide Stage: mid-tide, changing from low to high

     Current Direction: Changing (all but east)

     Current Speed: 2.6 knots

     Phosphate Amount: 0 ppm

     Nitrate Amount: 0 ppm

RESULTS OF SURFACE AND PROFILE MEASUREMENTS

BIOLOGICAL DATA

SEDIMENT DATA

     Sand [2.5Y(4/4)] olive brown

Depth

Temperature (C)

Salinity (ppt)

DO (mg/L)

pH

Surface (0)

23.6

31.3

5.8

8.00

0.5

23.6

31.4

5.66

 

1

23.6

31.4

5.89

 

1.5

23.7

31.5

5.87

8.02

2

23.7

31.5

5.6

 

2.5

23.6

31.4

5.7

8.00

Animals Found

Plants Found

Plankton Found

Trawl

Dredge

Hydriods- (Burentslia species)

Common Red Seaweed Wire Weed Ahnfeltia Plicata

Jingle Shell

Actinopods

Bay Anchovy (anchoa Michelli)

Slipperytangle weed sphaerotrichia divaricata

Owlina Arbuscula

Copepods

Hermit Crab (Pagarus Acadianus)

Ivory Brush Coral

Pteropods

Star Coral

Astrangia Danae