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Details
Item Type : Simple Attribute
Domain : WMO ICE
AlphaCode : IA_FFA
Simple AttributeName: Ice Breccia for the First Partial Concentration
Alias : IA_FFA
CamelCase : brecciaFirstPartialConcentration
Data Type : Enumeration (Show)
Definition : Ice breccia is pieces of ice of different ages frozen together. Describes the combination(s) of Ice Stage of Development and Floe Size for the first partial concentration in an ice area. Up to three (stage of development / form of ice) combinations plus the age of the younger ice consolidating the main pieces are allowed to describe the ice in the first partial concentration group.
Reference :
Definition Source : WMO/IOC JCOMM ETSI
Similarity to Source : Identical
Int1 :
S4 :
Remarks : IA_FFA, IA_FFB and IA_FFC present an alternative encoding to ICESOD and ICEFLZ under the following rules:1) Major stages of development (old, first-year, young, new) shall be delineated by different partial concentrations in ICEAPC2) Stages of development belonging to the same major stage may be encoded inside using both single or different partial concentrations3) Up to three forms of ice are allowed for each partial concentration group SS / FF, SS1 SS / FF , SS / FF, SS1 SS / FF , SS / FF , SS / FF, SS1 Where SS1 is the stage of development of the younger ice consolidating the main pieces
Management Details
Proposal Type : Supersession
Submitting Organization : IHO Secretariat
Proposed Change : Amend definition. Add definition source and similarity.
Justification : Standardization of Register content.
Proposed : 2019-08-02
Accepted :
Amended : 2019-08-05
Successor : -
Predecessor : IA_FFA


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