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This alga has non-septate branches with many nuclei forming a single celled organism. Photographed in shallow water.
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This cluster of single celled green algae occurred in shallow water amidst corals.
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Photographed on a ship wreck in the lagoon.
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Slo.: ? - Determined by sight only. Possibly T. abietina. - Habitat: Steep north faced boulder and rock slope, only partly sunny but light, exposed to rain, precipitations ~3.000 mm/year, average temperatures 7-9 deg C, altitude 750 m (2.450 feet), alpine phytogeographical region, Substratum: vertical face of a calcareous rock
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It was only when the branching filamentous phase of the green alga Derbesia was cultured that it was determied to be the same species as these little 10 mm 'peas,' previously called 'Halicystis.' These, then, are the sexual phase in the alga's life cycle; they grow only on coralline red algae. Depth 25 m.
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This alga is believed to serve as food for green sea turtles.
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A compicuous algal species along the shoreline. The common name suggests the resemblence to lettuce, and indeed the alga is commonly used as a food.
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Slo.: ? - Determined by sight only. Possibly T. abietina. - Habitat: Steep north faced boulder and rock slope, only partly sunny but light, exposed to rain, precipitations ~3.000 mm/year, average temperatures 7-9 deg C, altitude 750 m (2.450 feet), alpine phytogeographical region, Substratum: vertical face of a calcareous rock
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Slo.: ? - Determined by sight only. Possibly T. abietina. - Habitat: Steep north faced boulder and rock slope, only partly sunny but light, exposed to rain, precipitations ~3.000 mm/year, average temperatures 7-9 deg C, altitude 750 m (2.450 feet), alpine phytogeographical region, Substratum: vertical face of a calcareous rock
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