# Tools for Aquatic Sciences

## Documentation for package ‘marelac’ version 2.1.10

- DESCRIPTION file.
- User guides, package vignettes and other documentation.

## Help Pages

marelac-package | Tools for Aquatic Sciences
air_density | Air Density
air_spechum | Air specific humidity
atmComp | Atmospheric Gas Composition
AtomicWeight | The Atomic Weights of Chemical Elements
atomicweight | The Atomic Weights of Chemical Elements
Bathymetry | World Bathymetric Data
Constants | Useful Physical and Chemical Constants
convert_AStoPS | Practical - Absolute Salinity Conversions
convert_p | Conversion Between Different Barometric Units
convert_PStoAS | Practical - Absolute Salinity Conversions
convert_RtoS | Conductivity-Salinity Conversion
convert_StoCl | Salinity-Chlorinity Conversion
convert_StoR | Salinity-Conductivity Conversion
convert_T | Conversion Between Different Temperature Units
coriolis | The Coriolis Force as a Function of Latitude
diffcoeff | Molecular Diffusion Coefficients
earth_dist | Surface of 1 dg by 1 dg Cells of the Earth
earth_surf | Surface of 1 dg by 1 dg Cells of the Earth
gas_O2sat | Saturation Concentration of Oxygen in Water
gas_satconc | Saturated Concentrations of Gases in Water
gas_schmidt | The Schmidt Number for Gases in Seawater
gas_solubility | Solubility Parameters
gas_transfer | The Gas Transfer Coefficient in m/sec
gravity | Gravity on Earth
marelac | Tools for Aquatic Sciences
molvol | Mol to Liter Conversion for a Gas
molweight | Molecular Weight of a Chemical Species
Oceans | Useful Characteristics of the Oceans
redfield | Redfield Ratio Calculator
ssd2rad | Estimate Global Radiation from Measured Sunshine Duration Time
sw_adtgrad | Adiabatic Temperature Gradient in Seawater
sw_alpha | Thermal Expansion Coefficient of Seawater
sw_beta | Haline Contraction Coefficient of Seawater
sw_comp | Reference Sea Salt Composition
sw_conserv | Concentrations of (Conservative) Species in Seawater
sw_cp | Heat Capacity of Sea Water
sw_dens | Density of Sea Water
sw_depth | Water Depth
sw_enthalpy | Specific Enthalpy of Seawater
sw_entropy | Specific Entropy of Seawater
sw_gibbs | Gibbs Function of Seawater
sw_kappa | Isentropic Compressibility of Seawater
sw_kappa_t | Isothermal Compressibility of Seawater
sw_sfac | Salinity conversion factors
sw_svel | Velocity of the Sound in Seawater
sw_tfreeze | Freezing Temperature of Seawater
sw_tpot | Potential Temperature of Seawater
vapor | Saturation Water Vapor Pressure
vapor.hPa | Vapor Pressure
vertmean | Vertical Volume Weighted Mean of Matter Concentrations in Water Bodies
viscosity | Shear Viscosity of Water