Table 1.

Summary of lower trophic level representation (krill, zooplankton and below) in Southern Ocean foodweb models

Reference	Model base	Modelled system	FGs	P FGs	Z FGs	Aa krill own FG?	Aa krill life stage FG?	Aa krill predators	% lower trophic level FGs
115	Ecopath	Prydz Bay	28	1	5	Yes	No	15	28%
119	Ecopath	Antarctic Peninsula	39	1	1	Yes	Yes 2 life stages	17	10%
120	Ecopath	Antarctic Peninsula	28	1	2	Yes	Yes 2 life stages	17	18%
121	Ecopath	Antarctic Peninsula	58	4	4	Yes	Yes 4 life stages	31	21%
122	Ecopath	Antarctic Peninsula	24	3	6	Yes	Yes 2 life stages	10	46%
123	Ecopath	Antarctic Peninsula	63	4	8	Yes	Yes 4 life stages	30	25%
124	Ecopath	South Georgia	30	1	4	Yes	No	10	20%
125	Ecopath	South Georgia	30	3	4	Yes	No	17	27%
126	Ecopath	The Ross Sea	38	3	6	Yes	No	13	26%
127	Ecopath	Southern Ocean	18	1	4	Yes	No	11	33%

Krill are not included in the zooplankton FGs. FGs functional groups, P phytoplankton, Z zooplankton, Aa Antarctic