Fucus vesiculosus / β balticus

Conferva implexa

Polysiphonia pulvinata

Draparnaldia nana

Polysiphonia obscura

Chaetophora pisiformis / with / batrachospermum mon[iliform]e

Lyngbya speciosa

Lemania fluviatilis [= Lemanea fluviatilis]

Enteromorpha clathrata

Chondrus crispus. var.

Nostoc commune

Draparnaldia plumosa (A) / Draparnaldia tenuis (B)

Conferva uncialis

Enteromorpha compressa. var.

Conferva polita

Conferva capillaris

Schizonema comoides

Ceramium fastigiatum

Draparnaldia glomerata

[A] Ulva crispa / [B] [Ulva] Furfuracea / [C] [Ulva] Calophylla

Polysiphonia parasitica

Callithamnion polyspermum

Lyngbya Carmichaelii

Griffithsia multifida / var. pilifera

Polysiphonia spinulosa