75840 Entity Published / External 75835 Lake Michigan: BIRDS (Polygons, Points) Data Set Completed 2025-05 The BIRDS table contains the link (RARNUM) to the attribute information for the vector polygons in this data set representing Bird species distribution. Note that all attribute information is stored in the data tables, described below. See the Entity_and_Attribute_Overview for a detailed description of how the primary attribute tables relate to the geographic data layers. Also see the Browse_Graphic section for a link to the entity-relationship diagram, which describes the relationships between attribute tables in the ESI data structure. | Description Source: NOAA ESI Guidelines Converted from FGDC using 'fgdc_to_inport_xml_entity.pl' script. GIS File Feature classes, which correspond to map layers, represent a single element and geometry type. | Description Source: NOAA ESI Guidelines 1 RARNUM NUMBER 9 9 Yes Yes Active An identifier linking the record to the BIOCOMB table. RARNUM is a 9-digit integer representing a unique combination of species, seasonality, concentration, mapping qualifier, and geographic and seasonality sources. This region unique number is added to the atlas number *100,000 to generate a number that is unique across atlases| Description Source: NOAA ESI Guidelines 20200001 - 20200467 gov.noaa.nmfs.inport:75840 Katy Beckham 2025-05-12T16:14:58 Adam Rotert 2025-08-07T15:00:12 2025-08-07 Office of Response and Restoration ORR 1002 Public No 1 Year