HY/T 0460.4-2024 Technical directives for investigation and assessment of coastal ecosystem status—Part 4:Salt marshes

HY/T 0460.1-2024 Technical directives for investigation and assessment of coastal ecosystem status—Part 1:General HY/T 0460.2-2024 Technical directives for investigation and assessment of coastal ecosystem status—Part 2:Remote sensing identification and results verification HY/T 0460.3-2024 Technical directives for investigation and assessment of coastal ecosystem status—Part 3:Mangroves HY/T 0460.5-2024 Technical directives for investigation and assessment of coastal ecosystem stasus—Part 5:Coral reefs HY/T 0460.6-2024 Technical directives for investigation and assessment of coastal ecosystem status—Part 6:Seagrass beds HY/T 0460.7-2024 Technical directives for investigation and assessment of coastal ecosystem status—Part 7:Oyster reef HY/T 0460.8-2024 Technical directives for investigation and assessment of coastal ecosystem stasus—Part 8:Sandy coast HY/T 0460.10-2024 Technical directives for investigation and assessment of coastal ecosystem status—Part 10:Bay HY/T 0460.11-2024 Technical directives for investigation and assessment of coastal ecosystem status—Part 11:Muddy coast

GB/T 12763.2-1991 The specification for oceanographic survey—Marine hydrographic observations GB/T 12763.2-2007 Specifications for oceanographic survey—Part 2:Marine hydrographic observation GB/T 12763.4-1991 The specification for oceanographic survey observations of chemical parameters in sea water GB/T 12763.4-2007 Specifications for oceanographic survey—Part 4:Survey of chemical parameters in sea water GB/T 12763.6-2007 Specifications for oceanographic survey—Part 6:Marine biological survey GB/T 12763.8-2007 Specifications for oceanographic survey—Part 8:Marine geology and geophysics survey GB 17378.4-2007 The specification for marine monitoring—Part 4:Seawater analysis GB 17378.5-1998 The specification for marine monitoring Part 5:Sediment analysis GB 17378.5-2007 The specification for marine monitoring—Part 5:Sediment analysis GB/T 17501-2017 Specification for marine engineering topographic surveying CH/T 2009 HJ 710.4-2014 technical guidelines for biodiversity monitoring -birds HY/T 147.1-2013 Code of practice for marine monitoring technology Part 1:seawater HY/T 0460.1-2024 Technical directives for investigation and assessment of coastal ecosystem status—Part 1:General HY/T 0460.2-2024 Technical directives for investigation and assessment of coastal ecosystem status—Part 2:Remote sensing identification and results verification NY/T 1121.16-2006 Soil testing Part 16: Determination of Total Available Water Soluble Salts in Soil