Evidence map›Paper›PMID 26601248›Full record

ArticleScience advances2015

Direct quantification of energy intake in an apex marine predator suggests physiology is a key driver of migrations.

Rebecca E Whitlock, Elliott L Hazen, Andreas Walli, Charles Farwell, Steven J Bograd, David G Foley, Michael Castleton, Barbara A Block

Abstract read
In one paragraph

Article in Science advances, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

28 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Rebecca E WhitlockTuna Research and Conservation Center, Stanford University, Hopkins Marine Station, Oceanview Boulevard, Pacific Grove, CA 93950, USA. ; Sveriges Lantbruksuniversitet, Sötvattenslaboratoriet, Stångholmsvägen 2, Drottningholm 178 93, Sweden.
Elliott L HazenEnvironmental Research Division, Southwest Fisheries Science Center, National Oceanic and Atmospheric Administration (NOAA), 99 Pacific Street, Suite 255A, Monterey, CA 93940, USA.
Andreas WalliTuna Research and Conservation Center, Stanford University, Hopkins Marine Station, Oceanview Boulevard, Pacific Grove, CA 93950, USA.
Charles FarwellMonterey Bay Aquarium, 886 Cannery Row, Monterey Bay, CA 93940, USA.
Steven J BogradEnvironmental Research Division, Southwest Fisheries Science Center, National Oceanic and Atmospheric Administration (NOAA), 99 Pacific Street, Suite 255A, Monterey, CA 93940, USA.
David G FoleyEnvironmental Research Division, Southwest Fisheries Science Center, National Oceanic and Atmospheric Administration (NOAA), 99 Pacific Street, Suite 255A, Monterey, CA 93940, USA.
Michael CastletonTuna Research and Conservation Center, Stanford University, Hopkins Marine Station, Oceanview Boulevard, Pacific Grove, CA 93950, USA.
Barbara A BlockTuna Research and Conservation Center, Stanford University, Hopkins Marine Station, Oceanview Boulevard, Pacific Grove, CA 93950, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Pacific bluefin tuna (Thunnus orientalis) are highly migratory apex marine predators that inhabit a broad thermal niche. The energy needed for migration must be garnered by foraging, but measuring energy intake in the marine environment is challenging. We quantified the energy intake of Pacific bluefin tuna in the California Current using a laboratory-validated model, the first such measurement in a wild marine predator. Mean daily energy intake was highest off the coast of Baja California, Mexico in summer (mean ± SD, 1034 ± 669 kcal), followed by autumn when Pacific bluefin achieve their northernmost range in waters off northern California (944 ± 579 kcal). Movements were not always consistent with maximizing energy intake: the Pacific bluefin move out of energy rich waters both in late summer and winter, coincident with rising and falling water temperatures, respectively. We hypothesize that temperature-related physiological constraints drive migration and that Pacific bluefin tuna optimize energy intake within a range of optimal aerobic performance.

Indexed as

Bio-Loggingbluefin tunaForaging ecologyheat increment of feedingMigrationPhysiology

Identifiers

PMID26601248
PMCPMC4643779

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.