Department of Natural Resources, Cornell University, Ithaca, NY, USA

Community-weighted mean functional effect traits determine larval amphibian responses to litter mixtures

Oecologia

J.S. Cohen* ∙ S-K.D. Rainford ∙ B. Blossey

Department of Natural Resources, Cornell University, Ithaca, NY, USA

*Correspondence:

Online Resource 1. Litter trait values

Species / Nitrogen
(mg/g) / Phosphorus
(mg/g) / Lignin (mg/g) / Soluble phenolics
(mg/g)
Alnus glutinosa / 2.63 / 0.11 / 7.27 / 19.53
Typha angustifolia / 0.62 / 0.03 / 11.07 / 1.32
Phragmites australis haplotype M / 1.33 / 0.10 / 5.67 / 6.24
Acer rubrum / 0.48 / 0.24 / 8.03 / 24.63
Schoenoplectus taebernaemontani / 0.98 / 0.14 / 8.93 / 2.55

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Community-weighted mean functional effect traits determine larval amphibian responses to litter mixtures

Oecologia

J.S. Cohen* ∙ S-K.D. Rainford ∙ B. Blossey

Department of Natural Resources, Cornell University, Ithaca, NY, USA

*Correspondence:

Online Resource 2. Dissolved oxygen (A) and pH (B) values for litter treatments. Error bars represent ±2 SE of three replicates per treatment. A = Alnus glutinosa, B = Schoenoplectus taebernaemontani, C = Typha angustifolia, M = Acer rubrum, P = Phragmites australis. Letters indicate significant differences based on Tukey’s Honestly significant difference test.

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Community-weighted mean functional effect traits determine larval amphibian responses to litter mixtures

Oecologia

J.S. Cohen* ∙ S-K.D. Rainford ∙ B. Blossey

Department of Natural Resources, Cornell University, Ithaca, NY, USA

*Correspondence:

Online Resource 3.Models of litter mass loss, chlorophyll-a, and Daphnia pulex abundance as a function of litter functional evenness and functional divergence.

Response variable / Independent variable / β / P
Litter mass loss (g) / Functional dispersion / -217.9 / 0.637
Intercept / 512.3 / 0.493
Model adjusted r2 = -0.09 , P = 0.64
Functional divergence / -169.0 / 0.43
Intercept / 308.8 / 0.12
Model adjusted r2 = -0.04 , P = 0.43
Functional evenness / -30.3 / 0.84
Intercept / 188.8 / 0.17
Model adjusted r2 = -0.18 , P = 0.84
Chlorophyll-a (µg/L) / Functional dispersion / 25.04 / 0.66
Intercept / -34.46 / 0.61
Model adjusted r2 = -0.09, P = 0.61
Functional divergence / 9.62 / 0.68
Intercept / -2.67 / 0.90
Model adjusted r2 = -0.10, P = 0.68
Functional evenness / 4.67 / 0.90
Intercept / 1.69 / 0.76
Model adjusted r2 = -0.11 , P = 0.76
D. pulex abundance / Functional dispersion / 2662 / 0.09
Intercept / -4125 / 0.08
Model adjusted r2 = 0.25, P = 0.08
D. pulex abundance / Functional divergence / 1124.8 / 0.12
Intercept / -824.9 / 0.19
Model adjusted r2 = 0.18, P = 0.13
Functional evenness / 569.1 / 0.27
Intercept / -345.1 / 0.43
Model adjusted r2 = 0.04 , P = 0.27

Community-weighted mean functional effect traits determine larval amphibian responses to litter mixtures

Oecologia

J.S. Cohen* ∙ S-K.D. Rainford ∙ B. Blossey

Department of Natural Resources, Cornell University, Ithaca, NY, USA

*Correspondence:

Online Resource 4.Top models (highest AIC) of chlorophyll-a and Daphnia pulex abundance as a function of CWM N, P, lignin and phenolics. Note: for both chlorophyll-a and D. pulex the null model was the top model (lowest AIC).

Response variable / Independent variable / β / P
Chlorophyll-a (µg/L) / Intercept / 5.84 / <0.01
D. pulex abundance / Intercept / 160.69 / <0.01

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