Santa Fe Island (Spanish: ''Isla Santa Fe''), also called Barrington Island after admiral

Samuel Barrington Admiral Samuel Barrington (1729 – 16 August 1800) was a Royal Navy officer. Barrington was the fourth son of John Barrington, 1st Viscount Barrington of Beckett Hall at Shrivenham in Berkshire (now Oxfordshire). He enlisted in the navy at th ...

, is a small

island An island (or isle) is an isolated piece of habitat that is surrounded by a dramatically different habitat, such as water. Very small islands such as emergent land features on atolls can be called islets, skerries, cays or keys. An island ...

of which lies in the centre of the Galápagos archipelago, to the south-east of

Santa Cruz Island Santa Cruz Island (Spanish: ''Isla Santa Cruz'', Chumash: ''Limuw'') is located off the southwestern coast of Ventura, California, United States. It is the largest island in California and largest of the eight islands in the Channel Islands a ...

. Visitor access is by a wet landing in Barrington Bay on the north-eastern side of the island.

Environment

Geologically Geology () is a branch of natural science concerned with Earth and other astronomical objects, the features or rocks of which it is composed, and the processes by which they change over time. Modern geology significantly overlaps all other Eart ...

, the island is one of the oldest of the archipelago;

volcanic rock Volcanic rock (often shortened to volcanics in scientific contexts) is a rock formed from lava erupted from a volcano. In other words, it differs from other igneous rock by being of volcanic origin. Like all rock types, the concept of volcanic r ...

s of about 4 million years old have been found. The vegetation of the island is characterized by brush, palo santo trees and stands of a large

subvariety A subvariety (Latin: ''subvarietas'') in botanical nomenclature is a taxonomic rank. They are rarely used to classify organisms. Plant taxonomy Subvariety is ranked: *below that of variety (''varietas'') *above that of form (''forma''). Subva ...

of the Galápagos prickly pear cactus, ''

Opuntia galapageia ''Opuntia galapageia'' is a species of cactus. It is endemic to the Galápagos Islands, part of Ecuador. Forms occurring on different islands have been treated as separate species and subtaxa of these species. ''Opuntia echios'', ''Opuntia heller ...

'' subvar. ''barringtonensis''. Santa Fe is home to two

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

and two endemic

subspecies In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (morphology), but that can successfully interbreed. Not all species ...

: the

Barrington land iguana ''Conolophus pallidus'' (the Santa Fe land iguana or Barrington land iguana) is a species of lizard in the family Iguanidae. It is one of three species in the genus ''Conolophus'' and is endemic to Santa Fe Island in the Galapagos. Taxonomy ...

(''Conolophus pallidus''), the Barrington leaf-toed gecko (''Phyllodactylus barringtonensis''), www.reptile-database.org. the Santa Fe

marine iguana The marine iguana (''Amblyrhynchus cristatus''), also known as the sea iguana, saltwater iguana, or Galápagos marine iguana, is a species of iguana found only on the Galápagos Islands (Ecuador). Unique among modern lizards, it is a marine repti ...

(''Amblyrhynchus cristatus trillmichi'') and the Santa Fe rice rat (''Aegialomys galapagoensis bauri''). Large numbers of

sea lions Sea lions are pinnipeds characterized by external ear flaps, long foreflippers, the ability to walk on all fours, short and thick hair, and a big chest and belly. Together with the fur seals, they make up the family Otariidae, eared seals. ...

are found on the beaches of Barrington Bay, occasionally hindering access to the two trails leading from the beach.

Ecological restoration

The island used to have its own, so far undescribed, species of

Galápagos tortoise The Galápagos tortoise or Galápagos giant tortoise (''Chelonoidis niger'') is a species of very large tortoise in the genus ''Chelonoidis'' (which also contains three smaller species from mainland South America). It comprises 15 subspecies (13 ...

, the

Santa Fe tortoise The Santa Fe Island tortoise (''Chelonoidis'' ''niger'' ssp.), also known as the Santa Fe tortoise or Santa Fe giant tortoise, is an undescribed extinct taxon of Galápagos tortoise endemic to Santa Fe Island in the Galápagos archipelago in th ...

, which became extinct in the mid 19th century because of overexploitation by whalers and settlers. For over 150 years the island had no tortoises. Genetic examination of tortoise bones found on the island showed that its closest relative was the

Hood Island giant tortoise The Hood Island giant tortoise (''Chelonoidis niger hoodensis'') is a subspecies of Galápagos tortoise endemic to Española Island in the Galápagos. Population history This population was very heavily exploited by whalers in the 19th century ...

(''Chelonoidis hoodensis'') from

Española Island Española Island (Spanish: ''Isla Española'') is part of the Galápagos Islands. The English named it ''Hood Island'' after Viscount Samuel Hood. It is located in the extreme southeast of the archipelago and is considered, along with Sant ...

(formerly Hood Island). Following a decision made at an international workshop on giant tortoises in 2012, a program was initiated to reestablish a tortoise population on Santa Fe, using the Española Island species as an ecological analogue, or substitute. The tortoises are ecologically important for the island

ecosystem An ecosystem (or ecological system) consists of all the organisms and the physical environment with which they interact. These biotic and abiotic components are linked together through nutrient cycles and energy flows. Energy enters the syste ...

, especially for their role as seed dispersers. Between 2015 and 2021 the Santa Fe Tortoise Project successfully introduced some 700 juvenile and 31 subadult Española tortoises to Santa Fe to complete the ecological restoration program (which had begun in the 1970s with the eradication of

feral goat The feral goat is the domestic goat (''Capra aegagrus hircus'') when it has become established in the wild. Feral goats occur in many parts of the world. Species Feral goats consist of many breeds of goats, all of which stem from the wild goat ...

s) for the island.

References

External links

Santa Fe Information Galapagosonline.com
{{Galápagos Islands Islands of the Galápagos Islands Seabird colonies