Hildenbrandia rubra: Difference between revisions

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'''''Hildenbrandia rubra''''' is a marine [[species]] of thalloid [[red alga]]. It forms thin crusts on rocks and pebbles in the [[intertidal zone]] and the [[Neritic zone|subtidal zone]].<ref name=AlgaeBase>{{cite web |url=https://www.algaebase.org/search/species/detail/?tc=accept&species_id=26 |title=''Hildenbrandia rubra'' (Sommerfelt) Meneghini 1841 |author=Guiry, Michael D. |publisher=AlgaeBase |accessdate=5 October 2020 }}</ref>
'''''Hildenbrandia rubra''''' is a marine [[species]] of thalloid [[red alga]]. It forms thin reddish crusts on rocks and pebbles in the [[intertidal zone]] and the [[Neritic zone|subtidal zone]].

==Description==
This alga forms patches or larger sheets of [[thallus]] less than {{convert|0.5|mm|in|2|abbr=on}} thick tightly attached to the [[substrate (biology)|substrate]]. The thallus is formed from a single layer of undifferentiated [[Cell (biology)|cells]] some 3 to 6 µm in diameter, arranged in rows. The surface is smooth and flat apart from slight mounds indicating the presence of [[conceptacle]]s (specialized cavities containing the reproductive organs). The colour is pinkish-red or reddish-brown.<ref name=AlgaeBase>{{cite web |url=https://www.algaebase.org/search/species/detail/?tc=accept&species_id=26 |title=''Hildenbrandia rubra'' (Sommerfelt) Meneghini 1841 |author=Guiry, Michael D. |publisher=AlgaeBase |accessdate=5 October 2020 }}</ref><ref name=DORIS/>


==Distribution and habitat==
==Distribution and habitat==
''Hildenbrandia rubra'' has a [[cosmopolitan distribution]]. Its range includes the northeastern Atlantic Ocean, from [[Spitsbergen]] to the [[Mediterranean Sea]] and most of the western coasts of Africa, and the northwestern Atlantic from [[Maine]] to the [[Caribbean Sea]], and the coasts of Brazil and Uruguay. It is also present in the Indian and Pacific Oceans. It occurs in the [[littoral zone]] and the shallow [[subtidal zone]], on rocks and pebbles, on shell debris, under seaweeds, in crevices and in caves.<ref name=DORIS>{{cite web |url=https://doris.ffessm.fr/ref/specie/4290 |title=''Hildenbrandia rubra'' (Sommerfelt) Meneghini 1841 |author=Bunel, Nicole; Le Granché, Philippe; Dupré, Catherine |date=26 October 2017 |publisher=DORIS |language=French|accessdate=5 October 2020 }}</ref>
''Hildenbrandia rubra'' has a [[cosmopolitan distribution]]. Its range includes the northeastern Atlantic Ocean, from [[Spitsbergen]] to the [[Mediterranean Sea]] and most of the western coasts of Africa, and the northwestern Atlantic from [[Maine]] to the [[Caribbean Sea]], and the coasts of Brazil and Uruguay. It is also present in the Indian and Pacific Oceans. It is abundant and occurs in the [[littoral zone]] and the shallow [[Neritic zone|subtidal zone]], on rocks and pebbles, on shell debris, under seaweeds, in crevices and in caves.<ref name=DORIS>{{cite web |url=https://doris.ffessm.fr/ref/specie/4290 |title=''Hildenbrandia rubra'' (Sommerfelt) Meneghini 1841 |author=Bunel, Nicole; Le Granché, Philippe; Dupré, Catherine |date=26 October 2017 |publisher=DORIS |language=French|accessdate=5 October 2020 }}</ref>


==Ecology==
==Ecology==

Revision as of 19:51, 5 October 2020

Hildenbrandia rubra
Scientific classification Edit this classification
(unranked): Archaeplastida
Division: Rhodophyta
Class: Florideophyceae
Order: Hildenbrandiales
Family: Hildenbrandiaceae
Genus: Hildenbrandia
Species:
H. rubra
Binomial name
Hildenbrandia rubra
(Sommerfelt) Meneghini, 1841 [1]

Hildenbrandia rubra is a marine species of thalloid red alga. It forms thin reddish crusts on rocks and pebbles in the intertidal zone and the subtidal zone.

Description

This alga forms patches or larger sheets of thallus less than 0.5 mm (0.02 in) thick tightly attached to the substrate. The thallus is formed from a single layer of undifferentiated cells some 3 to 6 µm in diameter, arranged in rows. The surface is smooth and flat apart from slight mounds indicating the presence of conceptacles (specialized cavities containing the reproductive organs). The colour is pinkish-red or reddish-brown.[2][3]

Distribution and habitat

Hildenbrandia rubra has a cosmopolitan distribution. Its range includes the northeastern Atlantic Ocean, from Spitsbergen to the Mediterranean Sea and most of the western coasts of Africa, and the northwestern Atlantic from Maine to the Caribbean Sea, and the coasts of Brazil and Uruguay. It is also present in the Indian and Pacific Oceans. It is abundant and occurs in the littoral zone and the shallow subtidal zone, on rocks and pebbles, on shell debris, under seaweeds, in crevices and in caves.[3]

Ecology

Hildenbrandia rubra is a very tolerant species, able to grow in a wide variaty of salinities, temperatures and light conditions.[3]

References

  1. ^ Guiry, Michael D. (2015). "Hildenbrandia rubra (Sommerfelt) Meneghini, 1841". WoRMS. World Register of Marine Species. Retrieved 5 October 2020.
  2. ^ Guiry, Michael D. "Hildenbrandia rubra (Sommerfelt) Meneghini 1841". AlgaeBase. Retrieved 5 October 2020.
  3. ^ a b c Bunel, Nicole; Le Granché, Philippe; Dupré, Catherine (26 October 2017). "Hildenbrandia rubra (Sommerfelt) Meneghini 1841" (in French). DORIS. Retrieved 5 October 2020.{{cite web}}: CS1 maint: multiple names: authors list (link)