Fig. 4 in Can north american fish passage tools work for South american migratory fishes?

Fig. 4. Comparison of 3-D tagged (left) and virtual (right) emigrant tracks for Lower Granite Dam 2003 RSW. Dam operation described in Goodwin et al. (2006). CFD model depiction of forebay hydrodynamic pattern in Fig. 5. Acoustic-tag emigrant track provided by U.S. Geological Survey (Cash et al., 2005).