Representative marine algae image — not this exact specimenMarine algae

Marine algaeAvailable Demonstration data

Ulva lactuca

Sea lettuce

Accession: OMN-MAR-0022

Family: Ulvaceae
Category: Marine algae
Geographic origin: Khor Ash Sham, Musandam
Sampling depth: 5.5 m
Collection date: 2021-07-28
Holding institution: National Heritage Collection (Demo)

Overview

Scientific identity

All values on this page are synthetic demonstration data, generated for this prototype.

Taxonomy

PlantaeChlorophytaUlvophyceaeUlvalesUlvaceaeUlvaUlva lactuca

Thallus form

Thin, sheet-like blades (foliose thallus).

Colour

Brown with iridescent margin

Holdfast

Attached to rocky substrate by a discoid holdfast (recorded at sampling).

Resource network

This record

OMN-MAR-0022

Each node jumps to its section on this page.

GIS & sampling

Sampling location & depth

Where this organism was collected, and at what depth in the water column.

Loading map of Oman…

Khor Ash Sham, Musandam · Fjord-like inlet, rocky reef · 8 records of this speciesOpen geographic explorer

Sampling depth explorer

0 m50 m

5.5 m · this record

0 m50 m

8.7 m

0 m50 m

14.7 m

0 m50 m

14.1 m

0 m50 m

12.3 m

Recorded depth: 5.5 m
Sampling method: SCUBA survey

Schematic depth scale — no bathymetric profile is claimed. Other columns are recorded depths of the same species (demo).

Environment

Water conditions at sampling

Single set of measurements recorded during the sampling event on 2021-07-28 — not a monitoring series.

Water temperature

28 °C

Recorded at sampling · Khor Ash Sham, Musandam

Sampling depth 5.5 m · SCUBA survey

Values are synthetic demonstration measurements with realistic units; no time series exists to chart.

Biochemistry

Extract & compound explorer

Select an extract to see its fractions and any assay results. All entries are synthetic demonstration data — no bioactivity is claimed.

OMN-MAR-0022→EXT-0022-M→CPD-0022-1→1 assay

Isolated fractions · EXT-0022-M

Polar fraction from liquid–liquid partitioning. Structural elucidation pending — no formula or structure is claimed.

Bioactivity assays

Antibacterial screening (disk diffusion)

ASY-0022-1

Target: Reference bacterial panel

No inhibition zone recorded

Negative result at tested concentration (demo). No bioactivity is claimed.

No chromatograms or spectra are held for these extracts, so none are drawn. Compound identities, formulas and structures remain unclaimed until characterization is complete.

Genomics

Genomic data

DNA barcodes and sequence records linked to this specimen. Sequences are synthetic demonstration output, not real results.

DNA barcodeBOLD:DEMO0022· demonstration barcode identifier, no external database record

Molecular markers

Sequenced (demo)

Marker: RuBisCO large subunit
Type: Plastid barcode
Sequence ID: OMN-MAR-0022_rbcL
Length: 550 bp

Synthetic demonstration sequence — not a real sequencing result.

Sequence viewer · rbcL

1GCGAGCTCAACTCATCTTACAGAGTACACTATCAACATTCTTGAGGTAGTTCGAAATAGT

61CTTATTGTAATAAATACACGCTCGTATCCTTCATCGTCATGGTCATGGTTTTAAGATATC

121GTGCGCAATCCTGACCGCTCAAATCACATGACGAGAATTAACCCTACCCGGCGATAGGCA

181TTTCGTGACGGAATCGAGATTAGAGAAGGGGATGCCGGGAGACCTGTTAAGCTCCGCCTG

241ATGGTACATATCTGGAAACAGGAAATCAGTTCCCCGGCTTTGTTCTTCCGGGTATCCCGC

301CAATCGGACTTGTCGCCTAGTACCTGAAGTCCCTCTATCAACCATTATCGGTCTGCATCA

361GCGCGGCAAGTTGGTTCTAAGGGGGTTGTCACACTTTTGAAGCGTTCGCCCTCGCACTAT

421TTAACGTGTTCCCGGATGGCCGACAAGGCGAGATGATCGGCGGTCGAATTGCGATTCGGG

481GTGACCTCACTAGGCACTGGAACTATGCAAACTAACGGAAGTAGTCGGCACGCTAGGGCC

541GTTTATTCAG

Biobank

Physical sample preservation

Registered material from this specimen and how it is preserved. Exact freezer positions and rack locations are restricted to authorized staff.

Preserved samples

−80 °C / LN₂

Holding laboratories

Available

Herbarium sheet (algae)

SPC-M-0022

Preservation: Dry, room temperature
Quantity: 3 sheets
Preserved: 2021-08-04

University Microbiology Lab (Demo)

Sample lifecycle

01 Field sampling02 Registration03 Preservation04 Molecular work

2021-07-28 · Field sampling — Khor Ash Sham, Musandam — collected at 5.5 m.

2021-08-04 · Registration — Registered at National Heritage Collection (Demo) as OMN-MAR-0022.

2021-08-04 · Preservation — Material preserved: Dry, room temperature.

2021-08-14 · Molecular work — DNA extraction and barcoding (demo).

Sample identifiers, quantities and laboratories are synthetic demonstration values; no storage monitoring history is claimed.

Research

Research & provenance

How this record came to be, and literature linked to it.

Data provenance

Sampling event
Khor Ash Sham, 2021-07-28 · 5.5 m · by R. Al-Kindi
Curated record
National Heritage Collection (Demo)
Preserved material
1 sample across 1 laboratories (demo)
Research data
DNA barcoding (demo) · Biochemical extracts (demo)

No publications linked

Publications citing this specimen will appear here once they are added by the holding institution.

More marine algae

Padina boergesenii

OMN-MAR-0005 · Duqm

Padina boergesenii

OMN-MAR-0007 · Bandar Khayran

Padina boergesenii

OMN-MAR-0008 · Hallaniyat Islands

Sargassum ilicifolium

OMN-MAR-0010 · Hallaniyat Islands

Ulva lactuca

OMN-MAR-0011 · Daymaniyat Islands

Sargassum ilicifolium

OMN-MAR-0015 · Bandar Khayran

Padina boergesenii

OMN-MAR-0024 · Masirah Island

Sargassum ilicifolium

OMN-MAR-0027 · Mirbat