Sensors and Computed
Parameters
Conductivity, temperature, pressure, fluorescence,
transmittance, acoustics, light (PAR), video, wind
speed/direction,  AVHRR, . . .
Biomass, taxonomic composition/size distribution,
species (counts, size, stage, status, rates,
behavior), density, currents, stratification, heat
flux, nutrients, turbulence, chlorophyll, . . .