BREEDING BIRD SURVEY REGRESSION MODELS FOR THE BEAR RIVER WATERSHED CONSERVATION AREA

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BREEDING BIRD SURVEY REGRESSION MODELS FOR THE BEAR RIVER WATERSHED CONSERVATION AREA

description

BREEDING BIRD SURVEY REGRESSION MODELS FOR THE BEAR RIVER WATERSHED CONSERVATION AREA. BRWCA Sage Thrasher Model BBS Data Year: 2000 Model T ype: Negative Binomial Regression (GLM) Landscape around each BBS stop : 1200 meter radius. SATH. ). Sage Thrasher NB Regression Model - PowerPoint PPT Presentation

Transcript of BREEDING BIRD SURVEY REGRESSION MODELS FOR THE BEAR RIVER WATERSHED CONSERVATION AREA

Page 1: BREEDING BIRD SURVEY REGRESSION MODELS FOR  THE BEAR RIVER WATERSHED CONSERVATION AREA

BREEDING BIRD SURVEY REGRESSION MODELS FOR THE BEAR RIVER WATERSHED CONSERVATION AREA

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SATH

)

BRWCA Sage Thrasher Model

BBS Data Year: 2000 Model Type: Negative Binomial Regression (GLM)Landscape around each BBS stop : 1200 meter radius

𝜷𝟓 (𝑮𝑹𝑨𝑺𝑺 )+𝜷𝟔 (𝑾𝑨𝑻𝑬𝑹)+𝜷𝟕 (𝑪𝑹𝑶𝑷 )+𝜷𝟖 (𝑭𝑶𝑹𝑬𝑺𝑻 )+¿

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Sage Thrashers per 1.75 mi2

Sage Thrasher

NB Regression Modelusing BBS data from 2000

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x =

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BRWCA American Avocet Model

BBS Data Years: 1997-2010 combined Model Type: Logistic Regression (GLMM)Landscape around each BBS stop : 800 meter radius

𝜷𝟓 (𝑮𝑹𝑨𝑺𝑺 )+𝜷𝟔 (𝑾𝑨𝑻𝑬𝑹)− 𝜷𝟕 (𝑪𝑹𝑶𝑷 )− 𝜷𝟖 ( 𝑭𝑶𝑹𝑬𝑺𝑻 )−

AMAV

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American Avocet

Logistic Regression Model using BBS data from 1997 – 2000

Probability of Occurrence

High

Low