The following supplement accompanies the article

Small-scale temporal and spatial variability in foraging behaviour of the mid-shore gastropod Nerita yoldii on

seasonal, tropical, rocky shores

Ariel Chung Yan Yeung, Gray A. Williams*

The Swire Institute of Marine Science and Division of Ecology & Biodiversity, School of Biological Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong SAR

*Corresponding author. Email: hrsbwga@hkucc.hku.hk

Aquatic Biology 16: 177–188 (2012)

Supplementary material Fig. S1. Nerita yoldii. Daily patterns of the tidal cycle (solid line) and variation in the percentage activity of N. yoldii, separated into different conditions, at Sites 1 and 2, on 3 d of each season and tidal condition: (A) summer spring, (B) summer neap, (C) winter spring and (D) winter neap; n = 18. Open horizontal bars indicate daytime, solid bars nighttime and hatched bars dusk or dawn. Dashed horizontal lines delimit the abundant zone of tracked individuals. Dates are given as dd/mm/yy. C.D.: chart datum

(A) Summer Spring Tides

(B) Summer Neap Tides

(C) Winter Spring Tides

(D) Winter Neap Tides