| Vanlig sandskjell (Mya arenaria) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Teppeskjell (Venerupis corrugata) | | 14.05.2004 | 04.05.2004 |  | Drøbak (Frogn, Akershus) |
| Knivskjell (Ensis sp.) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Kongsnegl (Buccinum undatum) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Storstrandsnegl (Littorina littorea) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Buttstrandsnegl (Littorina obtusata) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Sadelskjell (Pododesmus sp.) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Blæretang (Fucus vesiculosus) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Brunsli, Perlesli (Ectocarpaceae Samlegruppe) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Fjæreslo (Scytosiphon lomentaria) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Gjelvtang (Fucus evanescens) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Grisetang (Ascophyllum nodosum) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Kaurtang (Fucus spiralis) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Martaum (Chorda filum) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Sagtang (Fucus serratus) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Tanglo (Elachista fucicola) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Vanlig kjerringhår (Desmarestia aculeata) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Havsalat (Ulva lactuca) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Tarmgrønske (Ulva intestinalis) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Eikeving (Phycodrys rubens) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Fagerving (Delesseria sanguinea) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Fjæreblod (Hildenbrandia rubra) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Rugl (Corallinaceae Samlegruppe) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Vanleg rekeklo (Ceramium virgatum) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Rødalger (Rhodophyta indet.) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Grønnalger (Chlorophyta indet.) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Brunalgar (Phaeophyta indet.) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
| Ålegras (Zostera marina) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) |
