Krigsman, Lisa M., Yoklavich, Mary M., Cochrane, Guy R., and Golden, Nadine E., 2013, Cup Corals--Santa Barbara Channel, California:.This is part of the following larger work.
Krigsman, Lisa M., Yoklavich, Mary M., Cochrane, Guy R., and Golden, Nadine E., 2013, California State Waters Map Series Data Catalog: Data Series DS 781, U.S. Geological Survey, Reston, VA.Online Links:
This is a Raster data set. It contains the following raster data types:
The map projection used is WGS 1984 UTM Zone 11N.
Planar coordinates are encoded using coordinate pair
Abscissae (x-coordinates) are specified to the nearest 0.000000002220024164500956
Ordinates (y-coordinates) are specified to the nearest 0.000000002220024164500956
Planar coordinates are specified in Meter
The horizontal datum used is D WGS 1984.
The ellipsoid used is WGS 1984.
The semi-major axis of the ellipsoid used is 6378137.0.
The flattening of the ellipsoid used is 1/298.257223563.
Sequential unique whole numbers that are automatically generated.
Range of values | |
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Minimum: | 2.22045e-016 |
Maximum: | .705603 |
Sequential unique whole numbers that are automatically generated.
The authors would like to thank E.J. Dick (Fisheries Ecology Division, Southwest Fisheries Science Center, Santa Cruz, CA). He was a critical partner in the development of the predictive models used in this study.
(831) 420-3971 (voice)
(831) 420-3977 (FAX)
lisa.krigsman@noaa.gov
These data are intended for science researchers, students, policy makers, and the general public. The data can be used with geographic information systems (GIS) software to display oceanographic information.
Cup coral taxa~Depth+Class+Block+Class:I(Depth^2) # Depth + Class + Block +Class:I(Depth^2) tryCatch(taxa36.glm <- glm(taxa~Depth+Class+Block+Class:I(Depth^2), family=binomial(link="logit"), data=taxa.df), warning = function(x) { output.df[36,"flag"] <<- 1 }, finally = taxa36.glm <- glm(taxa~Depth+Class+Block+Class:I(Depth^2), family=binomial(link="logit"), data=taxa.df) ) summary(taxa36.glm) MODEL SUMMARY: ============== Call: glm(formula = cup_coral ~ Depth + factor(Class) + factor(Block) + factor(Class):I(Depth^2), family = binomial(link="logit"), data = na.omit(d)) Deviance Residuals: Min 1Q Median 3Q Max -2.36330 -0.52518 -0.19787 -0.05944 3.01412 Coefficients: Estimate Std. Error z value Pr(>|z|) (Intercept) -5.9189217 1.0497440 -5.638 1.72e-08 *** Depth 0.0906923 0.0290678 3.120 0.00181 ** factor(Class)2 5.0554976 0.6663985 7.586 3.29e-14 *** factor(Class)3 6.7506467 0.9527576 7.085 1.39e-12 *** factor(Block)2 -0.8342323 0.2385245 -3.497 0.00047 *** factor(Block)3 -1.7776564 0.7832775 -2.270 0.02324 * factor(Class)1:I(Depth^2) -0.0003605 0.0002207 -1.633 0.10241 factor(Class)2:I(Depth^2) -0.0006365 0.0002346 -2.713 0.00666 ** factor(Class)3:I(Depth^2) -0.0008648 0.0003448 -2.508 0.01214 * --- Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1 (Dispersion parameter for binomial family taken to be 1) Null deviance: 992.38 on 922 degrees of freedom Residual deviance: 543.69 on 914 degrees of freedom AIC: 561.69 Number of Fisher Scoring iterations: 7 Analysis of Deviance Table Model: binomial, link: logit Response: cup_coral Terms added sequentially (first to last) Df Deviance Resid. Df Resid. Dev NULL 922 992.38 Depth 1 123.20 921 869.18 factor(Class) 2 290.73 919 578.45 factor(Block) 2 20.96 917 557.49 factor(Class):I(Depth^2) 3 13.80 914 543.69Krigsman, L.M., M.M. Yoklavich, E.J. Dick, and G.R. Cochrane (2012) Models and maps: predicting the distribution of corals and other benthic macro-invertebrates in shelf habitats. Ecosphere 3:1-16.
Pixel resolution 2 m.
On the order of 10 meters.
Please see SIM pamphlet, chapter 5, for
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Logical Consistency untested.
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(831) 420-3971 (voice)
(831) 420-3977 (FAX)
lisa.krigsman@noaa.gov