| Skilpaddesnegl (Tectura sp.) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Ålegras (Zostera marina) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Brunalgar (Phaeophyta indet.) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Grønnalger (Chlorophyta indet.) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Rødalger (Rhodophyta indet.) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Vanleg rekeklo (Ceramium virgatum) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Rugl (Corallinaceae Samlegruppe) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Fjæreblod (Hildenbrandia rubra) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Fagerving (Delesseria sanguinea) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Eikeving (Phycodrys rubens) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Tarmgrønske (Ulva intestinalis) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Havsalat (Ulva lactuca) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Vanlig kjerringhår (Desmarestia aculeata) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Tanglo (Elachista fucicola) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Sagtang (Fucus serratus) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Martaum (Chorda filum) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Kaurtang (Fucus spiralis) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Grisetang (Ascophyllum nodosum) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Gjelvtang (Fucus evanescens) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Fjæreslo (Scytosiphon lomentaria) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Brunsli, Perlesli (Ectocarpaceae Samlegruppe) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Blæretang (Fucus vesiculosus) | | 01.06.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Sadelskjell (Pododesmus sp.) | | 14.05.2004 | 04.05.2004 |  | Drøbak (Frogn, Akershus) | |
| Buttstrandsnegl (Littorina obtusata) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Storstrandsnegl (Littorina littorea) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Kongsnegl (Buccinum undatum) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Knivskjell (Ensis sp.) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Teppeskjell (Venerupis corrugata) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Vanlig sandskjell (Mya arenaria) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Butt sandskjell (Mya truncata) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Blåskjell (Mytilus edulis) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Sjøstjerner (Asteroidea indet.) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Steinboreskjell (Hiatella arctica) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Sjustripet kamskjell (Pseudamussium septemradiatum) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Slangestjerner (Ophiuroidea indet.) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Diadematoidea indet. | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Pelikanfotsnegl (Aporrhais pespelecani) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Leddsnegler (Polyplacophora indet.) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Trekantmark (Pomatoceros triqueter) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Kuskjell (Arctica islandica) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Nettsnegl (Nassarius sp.) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Urskjell (Chlamys varia) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Pepperskjell (Scrobicularia plana) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Astarte sp. | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Fjærerur (Semibalanus balanoides) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Rur (Balanidae indet.) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Eremittkreps (Paguridae indet.) | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Nereidae indet. | | 14.05.2004 | 04.05.2004 | | Drøbak (Frogn, Akershus) | |
| Purpursnegl (Nucella lapillus) | | 04.11.1994 | 04.11.1994 | | Drøbak (Frogn, Akershus) |  |
| Sjøstjerner (Asteroidea indet.) | | 04.11.1994 | 04.11.1994 | | Drøbak (Frogn, Akershus) | |
