Author Archives: Whitney King

Life is Controlled by the Limiting Nutrient

Posted on February 1, 2011 by Whitney King

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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Sampling the Ocean and Not the Ship

Posted on January 25, 2011 by Whitney King

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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Sampling at Sea: Everyone Must Obey the Bottle Cop

Posted on January 20, 2011 by Whitney King

In one of my earlier posts I described the scheduling challenge of stopping to take samples while still moving the ship eastward toward Cape Town.   We are now at station 22 out of a total of 120 stations.   This puts … Continue reading →

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