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  "author": null,
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  "author": null,
            
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  "author_email": null,
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  "author_email": null,
            
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  "code": "7b.b.xg",
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  "code": "7b.b.xg",
            
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  "contributor": "NIOZ Royal Netherlands Institute for Sea Research",
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  "contributor": "NIOZ Royal Netherlands Institute for Sea Research",
            
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  "creator_user_id": "11892d85-b857-45e5-8d1f-6a8239ee3fc5",
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  "creator_user_id": "11892d85-b857-45e5-8d1f-6a8239ee3fc5",
            
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  "creators": 
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  "creators": 
            
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"[{\"firstname\":\"Carlijn\",\"lastname\":\"Lammers\",\"orcid\":\" 
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"[{\"firstname\":\"Carlijn\",\"lastname\":\"Lammers\",\"orcid\":\" 
            
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https://orcid.org/0000-0003-4825-4512\",\"affiliation\":\"Royal 
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https://orcid.org/0000-0003-4825-4512\",\"affiliation\":\"Royal 
            
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Netherlands Institute for Sea 
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Netherlands Institute for Sea 
            
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gauthor\":true,\"contactemailaddress\":\"carlijn.lammers@nioz.nl\"}]",
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gauthor\":true,\"contactemailaddress\":\"carlijn.lammers@nioz.nl\"}]",
            
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  "dataset_persistent_id": "DOI:10.25850/nioz/7b.b.xg",
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  "dataset_persistent_id": "DOI:10.25850/nioz/7b.b.xg",
            
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  "deposit_date": "2024-01-09",
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  "deposit_date": "2024-01-09",
            
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  "depositor": "Carlijn Lammers",
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  "depositor": "Carlijn Lammers",
            
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  "distribution_date": "2024-01-09",
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  "distribution_date": "2024-01-09",
            
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  "distributor": "Research Data Management(NIOZ Royal Netherlands 
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  "distributor": "Research Data Management(NIOZ Royal Netherlands 
            
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Institute for Sea Research)",
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Institute for Sea Research)",
            
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  "doi_date_published": "2024-01-09",
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  "doi_date_published": "2024-01-09",
            
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  "funding_references": "[{\"name\":\"NWO\",\"awardnumber\":\"Vidi 
            
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grant 16588\",\"awardtitle\":null,\"formatted\":\"NWO - Vidi grant 
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grant 16588\",\"awardtitle\":null,\"formatted\":\"NWO - Vidi grant 
            
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16588 
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16588 
            
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\":\"NWO\",\"awardnumber\":\"VI.Veni.212.059\",\"awardtitle\":null}]",
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\":\"NWO\",\"awardnumber\":\"VI.Veni.212.059\",\"awardtitle\":null}]",
            
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  "name": "7bbxg",
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  "name": "7bbxg",
            
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  "notes": "Ecosystem engineers alter their environment often 
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  "notes": "Ecosystem engineers alter their environment often 
            
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benefiting their own survival and growth yielding self-reinforcing 
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benefiting their own survival and growth yielding self-reinforcing 
            
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feedbacks. Moreover, these habitat modifications have been found to 
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feedbacks. Moreover, these habitat modifications have been found to 
            
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facilitate recruitment of conspecifics for some species, while for 
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facilitate recruitment of conspecifics for some species, while for 
            
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others engineering inhibits recruitment. Whether dune grasses 
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others engineering inhibits recruitment. Whether dune grasses 
            
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facilitate or inhibit recruitment of conspecifics is yet unknown. 
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facilitate or inhibit recruitment of conspecifics is yet unknown. 
            
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Here, we investigated how habitat modification by European marram 
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Here, we investigated how habitat modification by European marram 
            
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grass (Ammophila arenaria) through embryonic dune development affects 
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grass (Ammophila arenaria) through embryonic dune development affects 
            
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recruitment from seeds and marine dispersed rhizome fragments. 
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recruitment from seeds and marine dispersed rhizome fragments. 
            
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Specifically, we tested at three locations with different dune 
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Specifically, we tested at three locations with different dune 
            
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morphologies how habitat modification affected natural seed and 
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morphologies how habitat modification affected natural seed and 
            
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rhizome presence and shoot emergence from plots in which seeds or 
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rhizome presence and shoot emergence from plots in which seeds or 
            
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rhizome fragments were added. In addition, we investigated how 
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rhizome fragments were added. In addition, we investigated how 
            
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sediment burial (i.e., the main effect of habitat modification by dune 
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sediment burial (i.e., the main effect of habitat modification by dune 
            
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grasses) affected germination and emergence in a controlled 
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grasses) affected germination and emergence in a controlled 
            
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experiment. Results show that regardless of habitat modification or 
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experiment. Results show that regardless of habitat modification or 
            
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beach width, seeds and rhizomes were absent in natural conditions. 
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beach width, seeds and rhizomes were absent in natural conditions. 
            
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Habitat modification negatively affected shoot emergence from seeds 
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Habitat modification negatively affected shoot emergence from seeds 
            
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(8x less) and rhizomes (4x less) and was negatively related to 
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(8x less) and rhizomes (4x less) and was negatively related to 
            
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sediment dynamics. Furthermore, fewer seedlings were found with higher 
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sediment dynamics. Furthermore, fewer seedlings were found with higher 
            
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elevations. In controlled laboratory conditions, the highest seedling 
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elevations. In controlled laboratory conditions, the highest seedling 
            
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emergence was found with slight burial (0.5-3cm); both germination and 
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emergence was found with slight burial (0.5-3cm); both germination and 
            
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seedling emergence decreased as seeds were buried deeper or shallower. 
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seedling emergence decreased as seeds were buried deeper or shallower. 
            
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Overall, habitat modification by marram grass negatively affects 
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Overall, habitat modification by marram grass negatively affects 
            
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recruitment of conspecifics through increased sediment dynamics and 
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recruitment of conspecifics through increased sediment dynamics and 
            
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elevation. Consequently, storm events or eradication programs that 
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elevation. Consequently, storm events or eradication programs that 
            
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include removal of adult vegetation - which leads to an unmodified 
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include removal of adult vegetation - which leads to an unmodified 
            
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system - might benefit new recruitment from seeds or clonal 
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system - might benefit new recruitment from seeds or clonal 
            
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fragments.",
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fragments.",
            
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  "state": "active",
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  "state": "active",
            
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  "subject": "Earth and Environmental Sciences",
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  "subject": "Earth and Environmental Sciences",
            
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  "tags": [
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  "tags": [
            
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    {
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    {
            
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      "display_name": "Ammophila arenaria",
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      "display_name": "Ammophila arenaria",
            
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      "id": "214ab339-cbfe-4af5-8944-6a2e411fd38b",
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      "id": "214ab339-cbfe-4af5-8944-6a2e411fd38b",
            
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    {
            
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      "name": "Coastal dunes",
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      "name": "Coastal dunes",
            
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    {
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    {
            
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      "display_name": "Habitat modification",
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      "display_name": "Habitat modification",
            
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      "id": "1321332a-a95b-4940-b265-a53efea04ff6",
            
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      "name": "Habitat modification",
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      "name": "Habitat modification",
            
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    },
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    },
            
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    {
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    {
            
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      "display_name": "Plant recruitment",
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      "display_name": "Plant recruitment",
            
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      "id": "33e78189-91c0-42bd-ac74-9907c2320d56",
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      "id": "33e78189-91c0-42bd-ac74-9907c2320d56",
            
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      "name": "Plant recruitment",
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      "name": "Plant recruitment",
            
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      "state": "active",
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      "state": "active",
            
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    },
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    },
            
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    {
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    {
            
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      "display_name": "Sediment dynamics",
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      "display_name": "Sediment dynamics",
            
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      "id": "9a1e531f-fc92-4636-93c4-ffe3627c3bef",
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      "id": "9a1e531f-fc92-4636-93c4-ffe3627c3bef",
            
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      "name": "Sediment dynamics",
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      "name": "Sediment dynamics",
            
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      "state": "active",
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      "vocabulary_id": null
            
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    }
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    }
            
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  ],
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  ],
            
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  "title": "Habitat modification by marram grass negatively affects 
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  "title": "Habitat modification by marram grass negatively affects 
            
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recruitment of conspecifics",
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recruitment of conspecifics",
            
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  "type": "dataset",
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  "type": "dataset",
            
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  "url": "https://dataportal.nioz.nl/doi/10.25850/nioz/7b.b.xg",
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  "version": "1"
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  "version": "1"
            
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}
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}