• Oxygen boundary
  • Low boundary of aerobe
  • High boundary of anaerobe
• Hydrology
  • Water temperature
  • Salinity
  • Density
  • Sound velocity
  • Geostrophic currents
  • Heatstore
  • SOFAR channel
• Secchi disk
  • Warm season
  • Cool season
  • All seasons
• Hydrochemistry
  • Oxygen
  • Hydrogen sulphide
  • Silicon
  • Nitrate
  • Phosphate
  • Ammonia
• Hydrobiology
  • Hypoxia zones
  • Macrophyte
  • Ichthyoplankton
  • Bacterioplankton
  • Bioluminescence field
  • Zooplankton
  • Phytoplankton
  • Chlorophyll
  • Fish productive regions
• Geology
  • Mineral resources
  • Sediments
  • Stations
  • Nickel
  • Phosphorus
  • Zink
  • Carbonate
  • Organic carbon
  • Chromium
  • Cobalt
  • Copper
  • Iron
  • Lead
• Climatic conditions
  • Air temperature
  • Air pressure and wind
  • Precipitation
  • Wave roses
• Hydrologic conditions
  • Level
  • Ice

Short description of The Black and Azov seas is presented in SEAS AND THEIR RESOURCES