Cruise Info. | |
---|
Ship name (ship code) | FRV Mara (74MR) |
---|
Cruise identifier | 7B/76 |
---|
Cruise period | 1976-06-14 — 1976-06-19 |
---|
Status | Completed |
---|
Port of departure | Buckie, United Kingdom |
---|
Port of return | Kirkwall, United Kingdom |
---|
Purpose | Research |
---|
Objectives | To collect samples of seawater, sediment, sea weed and shellfish from Scapa Flow for analysis of selected heavy metals in order to identify any unusually high levels of cadmium in this system
Collections were made from a rubber boat which was employed daily for the numerous passages between ''Mara'' and the individual bays. |
---|
Chief scientist | Graham Topping (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory) |
---|
Cruise report | (0.05 MB) |
---|
Ocean/sea areas | |
General | North Sea |
---|
Specific | Scapa Flow, Waulkmill Bay, Howton Bay, Swanbister, Hunda Sound, NE of Cava, Mill Bay, Pegal Bay, Dam of Hoxa, St Margaret Hope Bay, Lyrawa Bay |
---|
Measurements | |
Chemical oceanography | |
---|
Trace elements | Quantity: number of samples = 3 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Scapa Bay:
Seawater.
Seaweed.
Sediments. |
Trace elements | Quantity: number of samples = 5 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at NE of Cava:
Seawater.
Seaweed.
Shore Crab.
Limpet.
Littopina. |
Trace elements | Quantity: number of samples = 4 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Lyrawa Bay:
Seawater.
Seaweed.
Shore Crab
Limpet. |
Trace elements | Quantity: number of samples = 7 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at St Margaret Hope Bay:
Seawater.
Seaweed.
Shore Crab.
Limpet.
Littopina.
Dogwhelk. |
Trace elements | Quantity: number of samples = 5 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Dam of Hoxa:
Seawater.
Seaweed.
Shore Crab.
Limpet.
Littopina. |
Trace elements | Quantity: number of samples = 5 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Pegal Bay:
Cockels.
Seawater.
Seaweed.
Shore crab.
Sediments. |
Trace elements | Quantity: number of samples = 4 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Mill Bay:
Cockles.
Seawater.
Seaweed.
Sediments. |
Trace elements | Quantity: number of samples = 4 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Hunda Sound:
Seawater.
Seaweed.
Limpet.
Littopina. |
Trace elements | Quantity: number of samples = 7 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Swanbister:
Seawater.
Seaweed.
Sediments.
Limpet.
Littopina.
Mussel.
Dogwhelk. |
Trace elements | Quantity: number of samples = 3 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Howton Bay:
Seawater.
Seaweed.
Limpet. |
Trace elements | Quantity: number of samples = 7 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Waulkmill Bay:
Seawater.
Seaweed.
Shore Crab.
Sediments.
Limpet.
Littopina.
Mussel. |
Contamination | |
---|
Trace metals | Quantity: number of samples = 5 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at NE of Cava:
Seawater.
Seaweed.
Shore Crab.
Limpet.
Littopina. |
Trace metals | Quantity: number of samples = 4 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Lyrawa Bay:
Seawater.
Seaweed.
Shore Crab
Limpet. |
Trace metals | Quantity: number of samples = 4 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Hunda Sound:
Seawater.
Seaweed.
Limpet.
Littopina. |
Trace metals | Quantity: number of samples = 5 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Pegal Bay:
Cockels.
Seawater.
Seaweed.
Shore crab.
Sediments. |
Trace metals | Quantity: number of samples = 7 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Swanbister:
Seawater.
Seaweed.
Sediments.
Limpet.
Littopina.
Mussel.
Dogwhelk. |
Trace metals | Quantity: number of samples = 3 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Scapa Bay:
Seawater.
Seaweed.
Sediments. |
Trace metals | Quantity: number of samples = 3 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Howton Bay:
Seawater.
Seaweed.
Limpet. |
Trace metals | Quantity: number of samples = 4 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Mill Bay:
Cockles.
Seawater.
Seaweed.
Sediments. |
Trace metals | Quantity: number of samples = 7 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Waulkmill Bay:
Seawater.
Seaweed.
Shore Crab.
Sediments.
Limpet.
Littopina.
Mussel. |
Trace metals | Quantity: number of samples = 7 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at St Margaret Hope Bay:
Seawater.
Seaweed.
Shore Crab.
Limpet.
Littopina.
Dogwhelk. |
Trace metals | Quantity: number of samples = 5 Description: To collect sediment, sewater, sea weed and shellfish samples to test for heavy metals in order to identify high levels of cadmium.
Collected at Dam of Hoxa:
Seawater.
Seaweed.
Shore Crab.
Limpet.
Littopina. |