Habitat band OP

Open Pioneer

First mapped community band after the sea edge. This is a study-community label and transect position, not a universal ecological description.

SEAINLANDOPOpen PioneerOP: no study evidence availableLSLower ShoreLS: no study evidence availableUSUpper ShoreUS: no study evidence availableTGTall GrassTG: no study evidence availablecommunity bands form a gradient · boundaries are not rigid

The transect communicates relative position and increasing inland context. It does not imply rigid boundaries, elevation values or unverified environmental tolerances.

OUR STUDY

Species recorded in our 2024 coastal-meadow sampling

11 published Atlas species occurred in OP. Records are ranked by occurrence frequency across the 30 sampled plots; this is not a complete floristic inventory of the habitat beyond this study.

FINBIF · MX.40601

Agrostis stolonifera

Poaceae

OP 90%OP: 27 / 30 plots · 90% occurrenceLS 100%LS: 30 / 30 plots · 100% occurrenceUS 27%US: 8 / 30 plots · 27% occurrenceTG 7%TG: 2 / 30 plots · 7% occurrence

67 / 120 sampled plots · highest occurrence in LS Lower Shore

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FINBIF · MX.38207

Suaeda maritima

Amaranthaceae

OP 83%OP: 25 / 30 plots · 83% occurrenceLS 0%LS: 0 / 30 plots · 0% occurrenceUS 0%US: 0 / 30 plots · 0% occurrenceTG 3%TG: 1 / 30 plots · 3% occurrence

26 / 120 sampled plots · highest occurrence in OP Open Pioneer

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FINBIF · MX.39677

Plantago maritima

Plantaginaceae

OP 57%OP: 17 / 30 plots · 57% occurrenceLS 37%LS: 11 / 30 plots · 37% occurrenceUS 3%US: 1 / 30 plots · 3% occurrenceTG 0%TG: 0 / 30 plots · 0% occurrence

29 / 120 sampled plots · highest occurrence in OP Open Pioneer

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FINBIF · MX.40207

Juncus gerardi

Juncaceae

OP 47%OP: 14 / 30 plots · 47% occurrenceLS 100%LS: 30 / 30 plots · 100% occurrenceUS 23%US: 7 / 30 plots · 23% occurrenceTG 3%TG: 1 / 30 plots · 3% occurrence

52 / 120 sampled plots · highest occurrence in LS Lower Shore

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FINBIF · MX.38678

Lysimachia maritima

Primulaceae

OP 43%OP: 13 / 30 plots · 43% occurrenceLS 53%LS: 16 / 30 plots · 53% occurrenceUS 0%US: 0 / 30 plots · 0% occurrenceTG 0%TG: 0 / 30 plots · 0% occurrence

29 / 120 sampled plots · highest occurrence in LS Lower Shore

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FINBIF · MX.4977505

Salicornia perennans

Amaranthaceae

OP 43%OP: 13 / 30 plots · 43% occurrenceLS 0%LS: 0 / 30 plots · 0% occurrenceUS 0%US: 0 / 30 plots · 0% occurrenceTG 0%TG: 0 / 30 plots · 0% occurrence

13 / 120 sampled plots · highest occurrence in OP Open Pioneer

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FINBIF · MX.40125

Triglochin maritima

Juncaginaceae

OP 37%OP: 11 / 30 plots · 37% occurrenceLS 57%LS: 17 / 30 plots · 57% occurrenceUS 3%US: 1 / 30 plots · 3% occurrenceTG 0%TG: 0 / 30 plots · 0% occurrence

29 / 120 sampled plots · highest occurrence in LS Lower Shore

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FINBIF · MX.40639

Phragmites australis

Poaceae

OP 20%OP: 6 / 30 plots · 20% occurrenceLS 3%LS: 1 / 30 plots · 3% occurrenceUS 3%US: 1 / 30 plots · 3% occurrenceTG 13%TG: 4 / 30 plots · 13% occurrence

12 / 120 sampled plots · highest occurrence in OP Open Pioneer

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FINBIF · MX.40351

Carex flacca

Cyperaceae

OP 3%OP: 1 / 30 plots · 3% occurrenceLS 0%LS: 0 / 30 plots · 0% occurrenceUS 23%US: 7 / 30 plots · 23% occurrenceTG 47%TG: 14 / 30 plots · 47% occurrence

22 / 120 sampled plots · highest occurrence in TG Tall Grass

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FINBIF · MX.40417

Carex nigra

Cyperaceae

OP 3%OP: 1 / 30 plots · 3% occurrenceLS 0%LS: 0 / 30 plots · 0% occurrenceUS 73%US: 22 / 30 plots · 73% occurrenceTG 57%TG: 17 / 30 plots · 57% occurrence

40 / 120 sampled plots · highest occurrence in US Upper Shore

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FINBIF · MX.40126

Triglochin palustris

Juncaginaceae

OP 3%OP: 1 / 30 plots · 3% occurrenceLS 0%LS: 0 / 30 plots · 0% occurrenceUS 0%US: 0 / 30 plots · 0% occurrenceTG 0%TG: 0 / 30 plots · 0% occurrence

1 / 120 sampled plots · highest occurrence in OP Open Pioneer

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