Table 2.

Ice algal chlorophyll and carotenoid pigment concentrations normalised to biomass (fg pigment per pg C⁻¹) across sites and transects.

Transect	Site	Anth	Chla	Chlb	Carot	Lut	Neox	Viol	Zea
1	S2	1.03 ± 0.01	33.02 ± 8.00	6.38 ± 1.44	4.73 ± 0.29	8.68 ± 1.17	0.80	4.47 ± 0.48	1.35 ± 0.04
	S3	0.91 ± 0.10	24.61 ± 2.78	3.39 ± 0.85	3.59 ± 0.82	5.58 ± 1.07	0.41	3.05 ± 0.56	1.00 ± 0.17
2	S1b	n.d.	41.7 ± 14.90	n.d.	n.d.	7.54 ± 1.96	n.d.	n.d.	n.d.
	S2	1.64 ± 0.27	29.00 ± 3.35	9.27 ± 1.10	4.89 ± 0.57	8.34 ± 0.78	0.65 ± 0.04	3.32 ± 0.40	1.48 ± 0.23
	S3	1.55 ± 0.43	48.08 ± 14.07	8.37 ± 1.27	6.91 ± 0.36	9.13 ± 0.98	0.76 ± 0.12	4.56 ± 0.17	1.52 ± 0.30

Quantifiable pigment concentrations were absent from site S1a during transect 1. n.d. = not detectable, Anth = antheraxanthin, Chla = chlorophyll a, Chlb = chlorophyll b, Carot = β−carotene, Lut = lutein, Neox = neoxanthin, Viol = violaxanthin, Zea = zeaxanthin.