The ontogeny of an organism is a complex process that strongly depends on the timing of
developmental processes. In this article, I discuss ontogeny of fish (and other organisms) in
temporal terms, based on the hypothesis that organisms as self-organized entities may
create their own times for their development, and that this development consists of a
sequence of longer stabilized states (steps) with shorter, intermittent less-stable intervals
(thresholds). If viewed within the context of structure-to-structure, organ-to-organ and/or …