earth science

Takutea

Takutea is a earth science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Takutea rather than just read about it. In short: Takutea is a small uninhabited island in the Cook Islands, 21 kilometres (13 miles) north-west of Atiu. Administratively, the island is considered part of Atiu, the closest island.

Key takeaways

Takutea belongs to earth science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Takutea to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Takutea from memory before moving on to harder problems.

Reference excerpt

Takutea is a small uninhabited island in the Cook Islands, 21 kilometres (13 miles) north-west of Atiu. Administratively, the island is considered part of Atiu, the closest island. It is owned equally by all inhabitants of Atiu and not allocated to one specific village or district of Atiu.

Geography Takutea is an oval island roughly 1 mile (2 kilometres) long and 3/4 of a mile across. It consists entirely of sand, with a maximum elevation of 20 feet (6 metres). The island is surrounded by a narrow reef. It is believed to be the remains of a large submarine ridge that was destroyed by a volcanic flank collapse.

History Takutea has never been permanently inhabited. It was originally called Areuna, but was renamed Taka-ku-tea ("my white ku") by the explorer Mariri after he caught a white ku (squirrelfish) there. The island was also known as Enua-iti ("Small Island"). Takutea was visited by the people of Atiu, who collected seabirds and coconuts there and regarded it as tribal land. When Captain James Cook sighted the island on 4 April 1777, and some crew members went ashore, they found some huts, but no evidence of a permanent settlement. Commander Nicolls of H.M.S “Cormorant” declared the island to be under British protection in June 1889. In 1902 it was gifted to Edward VII of Britain by Ngamaru Rongotini Ariki, but this was overturned in 1938 as Rongotini had no right to give it away. In 1905, 60% of the island was cleared and planted with coconut palms for copra production, and the plantation was maintained by visiting workers from Atiu. In 1950 the Land Court of the Cook Islands appointed three ariki and four mataiapo as trustees, to hold it on behalf of the people of Atiu. Visits to the island declined after 1963, when laws were passed limiting inter-island voyages on traditional craft. Takutea has since been managed as a wildlife sanctuary. In 2007, a television episode of Survivorman (Les Stroud) was filmed on Takutea Island.

Ecology

Flora Heavily modified for copra production in the early twentieth century, Takutea's vegetation has since been left to recover. A strip of coastal vegetation surrounds a core of native scrub, native forest, and mixed native and coconut forest. The coastal vegetation is dominated by Scaevola sericea interspersed with Heliotropium arboreum and Pandanus tectorius. The inner forest is dominated by Pisonia grandis, Guettarda speciosa, and Coconut, with an underlayer of Tacca leontopetaloides and Asplenium australasicum. A small area of planted Pacific Ironwood in the northwest of the island was planted in the 1960s as a windbreak.

Fauna Takutea is a significant breeding site for seabirds, and is home to red-tailed tropicbirds and red-footed boobies. Other nesting species include the great frigatebird, brown booby, brown noddy, black noddy and white tern. The island is also home to coconut crabs. Because of its importance as a seabird breeding area, Takutea's trustees manage it as a wildlife sanctuary, and have banned the killing of birds or the removal of red tropicbird tail-feathers. No species may be removed from the island or its lagoon without the approval of the trustees. The island, with its surrounding waters, has also been designated an Important Bird Area (IBA) by BirdLife International.

Illustrations

Worked examples

Example 1 — a first encounter with Takutea

Start with the simplest possible case. Write down what Takutea claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In earth science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Takutea before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Takutea ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Takutea

In research: Takutea appears in earth science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Takutea in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Takutea is common in secondary-school and first-year university syllabi. It links to neighbouring topics Bird sanctuaries, Important Bird Areas of the Cook Islands, Seabird colonies, so understanding it makes those chapters shorter.
In everyday life: Look for Takutea outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Takutea in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Takutea means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Takutea out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Takutea in simple terms?

Takutea is a small uninhabited island in the Cook Islands, 21 kilometres (13 miles) north-west of Atiu. Administratively, the island is considered part of Atiu, the closest island.

Why does Takutea matter?

Because it connects several earth science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Takutea?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Takutea.