1. Bottle-wrack looks the same and grows in the same straggly way.

2. ‘Other species in danger are the brown hare, skylark, linnet, reed bunting, tree sparrow, grey partridge, Bullfinch, song thrush and grass-wrack pondweed.’ ‘Feeding on berries or with a mouthful of insects to take to chicks in their nests, images included blackbirds, robins, thrushes and many other birds rarely seen such as the Bullfinch