Category Archives: All

Life is Controlled by the Limiting Nutrient

We all know that we are supposed to eat a balanced diet containing the Recommended Dietary Allowance of vitamins and minerals to maintain our health.  Humans, and all other organisms, require major and minor nutrients in well-defined quantities for healthy … Continue reading

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Wildlife Sightings

While we’ve been at sea, we haven’t spotted too many organisms other than those that can be seen using a microscope.  However, in the past few days we’ve sighted several new species!  On Sunday the crew set up three lured … Continue reading

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Sampling the Ocean and Not the Ship

In my last post I described our workhorse sampler, a rosette holding twelve Niskin bottles.   This is a great sampler for many analytes like dissolved oxygen, salinity, and major nutrients (nitrate, phosphate, silica, and ammonia) because the sampler is not … Continue reading

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