The phrase "observable among" is correct and usable in written English.
You can use it to describe something that can be seen or noticed in a particular group or population. For example, you might say "A greater prevalence of obesity is observable among middle-aged adults."
It is clearly observable among the young people.
It's equally observable among many, particularly younger, leaders working inside our traditional institutions.
The same kinds of behaviour are observable among other split-brain animals, including chimpanzees and people.
Such strategies are readily observable among the herpesviruses, a family of large DNA viruses that efficiently produce persistent infections and disease in their host.
I use mathematical models to describe how these current and historical factors conspire to produce the patterns of genetic variation which are readily observable among individuals within species.
EAH was observable among boys and girls; absolute levels of EAH increased with age; and maternal feeding styles were associated with EAH among girls.
Using the diploid genotyping model and 6373 genome-wide SNPs, we found that the average percent heterozygosity observed within cultivated potato was 56%, with little observable variation among the market classes.
Model-based accounts diverge from empiricist interpretations of measurement theory in that they do not require relations among measurement outcomes to be isomorphic or homomorphic to observable relations among the items being measured (Mari 2000).
Web service choreographies specify conditions on observable interactions among the services.
This effect was consistently observable only among female participants for reasons that are not yet clear.
Stability of the estimate across different empirical specifications reflects robustness to different ways of controlling for the observable differences among providers.
