Shoal: Minimum level of flow that rivers, lagoons, etc. have at certain times of the year. because of natural drought
Substrate: Substance on which an enzyme acts
Resilience: Adaptation capacity of a living being in front of an adverse state
DRIFT: Holistic methodology to maintain the integrity of the channel and its ecosystem (Downstream Response to Imposed Flow Transformation)
Biophysicist: person that conducts the study of biological phenomena through physics.
Holistic: Pertaining to the conception of each reality as a whole other than the chasm of the parts that compose it.
Geomorphological: Study of the characteristics of the earth's crust
Fuente: Real Academia Española (http://www.rae.es/)