RRS John Murray JM1/76_benthic (B/1/76_benthic)
Cruise summary report
|Ship name (ship code)||RRS John Murray (74MJ)|
|Cruise identifier||JM1/76_benthic (B/1/76_benthic)|
|Cruise period||1976-01-16 — 1976-01-19|
|Port of departure||Barry, United Kingdom|
|Port of return||Barry, United Kingdom|
|Objectives||1. To complete a regular sampling programme to measure the annual bottom-fauna production at an Abra community station in Swansea Bay
2. To commence a regular sampling and photographic programme to measure the annual production at a odiolus community station off Ilfracombe.
3. To collect water samples in Swansea Bay for subsequent bioassay experiments in the laboratory.
4. To obtain a series of bottom photographs along a mid-channel transect of stations to obtain quantitative data on certain benthic species.
|Chief scientist||Richard Warwick (Institute of Marine Environmental Research, Plymouth)|
|Cruise report||(0.08 MB)|
|Track charts||(0.02 MB)|
|Water bottle stations|
|Biology and fisheries|
|Geology and geophysics|
|Grab||Description: Day Grabs of gravelly/stony bottom to allow for the commencement of the Modiolus community production study.|