Sue Daly / Furbelows seaweed (Saccorhiza polyschides), with fronds moving in the current, Sark, British Channel Islands, UK, June.

Solvin Zankl / Furbellow (Saccorhiza polyschides) Purbeck Marine Wildlife Reserve, Kimmeridge Bay, Dorset, UK, July.

Solvin Zankl / Furbellow (Saccorhiza polyschides) Purbeck Marine Wildlife Reserve, Kimmeridge Bay, Dorset, UK, July.

Sue Daly / Furbelows (Saccorhiza polyschides) English Channel, off the coast of Sark, Channel Islands, August

Sue Daly / Furbellows holdfast (Saccorhiza polyschides) English Channel, off the coast of Sark, Channel Islands, August

Sue Daly / Furbellows holdfast (Saccorhiza polyschides) English Channel, off the coast of Sark, Channel Islands, August

Sue Daly / Furbelows seaweed (Saccorhiza polyschides) English Channel, off the coast of Sark, Channel Islands, July

Nick Upton / Colourful mix of Bushy rainbow wrack (Cystoseira tamariscifolia) with turquoise iridescent tips to its fronds and red Harpoon weed (Asparagopsis armata) surrounded by Coralweed (Corallina officinalis)...

Nick Upton / Colourful mix of Bushy rainbow wrack (Cystoseira tamariscifolia) with blue iridescent tips to its fronds and red Harpoon weed (Asparagopsis armata) surrounded by Coralweed (Corallina officinalis) Furb...

Nick Upton / Bulbous holdfast and large spreading frond of Furbellows (Saccorhiza polyschides), a large kelp, attached to rocks very low on the shore alongside Thongweed (Himanthalia elongata) and Tangleweed kelp...

Philippe Clement / Furbellow Kelp (Saccorhiza polyschides) washed ashore on beach. Brittany, France, September.

Philippe Clement / Furbellow Kelp (Saccorhiza polyschides) washed ashore on beach. Brittany, France, September.