Webthe annual issues of Bird Banding Notes, 1932 - 1944. The Bird Banding Laboratory provided data on all Turkey Vulture banding and subsequent encounters since 1955. The status code of"3000" ... (age code 4, banded in 1953), 30 "immatures" (HY, age code 2), and 10 "juveniles" (age code 3, a code discontinued in 1962, but probably indicating WebSep 9, 2024 · extending an earlier summary by Kennard (Bird-Banding 46:55-73, 1975). It is based on an extensive review of the literature and a detailed examination of the …
Bird Banding Laboratory - USGS
WebSep 27, 2024 · Understanding BBL Codes Active. Understanding BBL Codes. The BBL uses a variety of codes to facilitate the data management processes. Banders use these codes to report their banding and encounter data to the lab. These codes are present … WebAug 30, 2024 · the estimated minimum age. The codes for age and sex (Table 1), with the exception of the A4Y age code, are those used by the Bird Banding Laboratory. "Year" in these codes always refers to the calendar year of hatching. Many of the birds listed were banded well before these codes (e.g., HY, AHY) came into how much are nike sweat suits
Alpha Codes - The Institute for Bird Populations
WebIn the world of ornithology and bird watching, alpha codes are a shorthand for describing a specific bird. These codes are an abbreviation of a bird’s common (4 letters) or scientific (6 letters) name and are used in banding … WebAttribute_Label: Age Attribute_Definition: Age (year Class) Codes specified by the USGS, Bird Banding Laboratory, Patuxent Wildlife Research Center. Age codes and definitions: UNK – Unknown age AHY – After hatching year. A bird known to have hatched before the calendar year of banding; year of hatch otherwise unknown. HY – Hatching year. WebTo start, he gives each bird a USGS metal band on the lower left leg containing nine numbers: a four-digit prefix and a five-digit suffix. This federal band acts as the bird’s unique social security number. Black Skimmer banded in 2024. Photo: Jean Hall. Next, he places a green plastic band with a unique three-digit code on the lower right leg. photometric filter conversions sdss