Search for local pure-veg restaurants or simple coastal vegetarian dishes like kokum-based curries; many small hotels will prepare veg meals on request.
Boat safari on Periyar Lake is a comfortable wildlife-spotting option (timings typically 6:30–9:30am & afternoon slots); book tickets in advance. Dress in muted colours.
This is a long transit day to reach Bharuch for the drop; plan for full-day driving with frequent rests. Average highway speed expected 60–70 kmph on good stretches.