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Diversity, Volume 11, Issue 2

2019 February - 14 articles

Cover Story: In coral reefs, one of the most prevalent and striking gradients in the structure of reef assemblages occurs with increasing distance from shore. How these distinct cross-shelf assemblages will respond to the increasing frequency and severity of climatic disturbance events is not well understood. We compare cross-shelf herbivorous fish assemblages on the northern Great Barrier Reef before and after two cyclones and a severe coral bleaching event. While different assemblages among inner-, mid-, and outer-shelf reefs were maintained post-disturbance, the biomass of some outer-shelf groups increased, and there was a loss of taxonomic and trait richness across all shelf positions, but particularly nearshore. This loss of species may have important implications for the maintenance of ecosystem processes with future disturbance. View this paper.
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Articles (14)

  • Article
  • Open Access
31 Citations
7,716 Views
10 Pages

Lichens and Bromeliads as Bioindicators of Heavy Metal Deposition in Ecuador

  • Ángel Benítez,
  • Jefferson Medina,
  • Cristina Vásquez,
  • Talía Loaiza,
  • Yesenia Luzuriaga and
  • James Calva

25 February 2019

We evaluated heavy metal deposition in Parmotrema arnoldii and Tillandsia usneoides in response to air pollution in Loja city, Ecuador. We assessed heavy metal (cadmium, copper, manganese, lead and zinc) content in these organisms at nine study sites...

  • Article
  • Open Access
16 Citations
6,828 Views
15 Pages

Natural Regeneration of the Mangrove Vegetation on Abandoned Salt Ponds in Ceará, in the Semi-Arid Region of Northeastern Brazil

  • Armando Soares dos Reis-Neto,
  • Antonio Jeovah de Andrade Meireles and
  • Marília Cunha-Lignon

23 February 2019

The development of the mangrove in Ceará state, northeastern Brazil, is limited by local environmental and climatic factors, associated with the variables that determine the region’s semi-arid climatic conditions. The same conditions als...

  • Article
  • Open Access
13 Citations
8,875 Views
32 Pages

Deep-Reef Fish Communities of the Great Barrier Reef Shelf-Break: Trophic Structure and Habitat Associations

  • Tiffany L. Sih,
  • James J. Daniell,
  • Thomas C.L. Bridge,
  • Robin J. Beaman,
  • Mike Cappo and
  • Michael J. Kingsford

20 February 2019

The ecology of habitats along the Great Barrier Reef (GBR) shelf-break has rarely been investigated. Thus, there is little understanding of how associated fishes interact with deeper environments. We examined relationships between deep-reef fish comm...

  • Article
  • Open Access
19 Citations
4,984 Views
17 Pages

Ontogenetic Habitat Usage of Juvenile Carnivorous Fish Among Seagrass-Coral Mosaic Habitats

  • Chen-Lu Lee,
  • Colin K.C. Wen,
  • Yen-Hsun Huang,
  • Chia-Yun Chung and
  • Hsing-Juh Lin

18 February 2019

Seagrass beds and coral reefs are both considered critical habitats for reef fishes, and in tropical coastal regions, they often grow together to form “mosaic” habitats. Although reef fishes clearly inhabit such structurally complex envir...

  • Article
  • Open Access
25 Citations
15,634 Views
21 Pages

Mitochondrial Genomes from New Zealand’s Extinct Adzebills (Aves: Aptornithidae: Aptornis) Support a Sister-Taxon Relationship with the Afro-Madagascan Sarothruridae

  • Alexander P. Boast,
  • Brendan Chapman,
  • Michael B. Herrera,
  • Trevor H. Worthy,
  • R. Paul Scofield,
  • Alan J. D. Tennyson,
  • Peter Houde,
  • Michael Bunce,
  • Alan Cooper and
  • Kieren J. Mitchell

15 February 2019

The recently extinct New Zealand adzebills (Aptornithidae, Aptornis spp.) were an enigmatic group of large flightless birds that have long eluded precise taxonomic assignment as they do not closely resemble any extant birds. Adzebills were nearly win...

  • Article
  • Open Access
30 Citations
7,962 Views
13 Pages

Cross-Shelf Differences in the Response of Herbivorous Fish Assemblages to Severe Environmental Disturbances

  • Eva C. McClure,
  • Laura E. Richardson,
  • Alexia Graba-Landry,
  • Zoe Loffler,
  • Garry R. Russ and
  • Andrew S. Hoey

13 February 2019

Cross-shelf differences in coral reef benthic and fish assemblages are common, yet it is unknown whether these assemblages respond uniformly to environmental disturbances or whether local conditions result in differential responses of assemblages at...

  • Article
  • Open Access
5 Citations
4,889 Views
12 Pages

Boreal Sand Hills are Areas of High Diversity for Boreal Ants (Hymenoptera: Formicidae)

  • James R.N. Glasier,
  • Scott E. Nielsen,
  • John Acorn and
  • Jaime Pinzon

8 February 2019

The boreal forest in Canada comprises a wide variety of ecosystems, including stabilized (overgrown) sand dunes, often referred to as sand hills. Globally, sandy soils are known for supporting a high diversity of invertebrates, including ants, but li...

  • Article
  • Open Access
21 Citations
5,049 Views
15 Pages

5 February 2019

Coral reef assemblages generally form gradients of spatial structures which are governed by a variety of interacting physical and biological processes that vary in intensity, frequency, and spatial scale. Assessing the structure of contemporary reef...

  • Article
  • Open Access
1 Citations
5,435 Views
11 Pages

1 February 2019

The peninsula effect is a biological diversity pattern found in peninsulas in which the number of species decreases toward the tip of the peninsula. The geometry hypothesis, as one proposed cause of the peninsula effect, attempts to predict this patt...

  • Article
  • Open Access
4,674 Views
11 Pages

30 January 2019

The use of natural variation in stable isotope ratios continues to be used in ecological studies without proper validation through laboratory studies. This study tested the effects of temperature, time, and turnover in the scales of juvenile corn sna...

  • Article
  • Open Access
21 Citations
5,316 Views
19 Pages

29 January 2019

Mussels and macroalgae have long been recognized as physical ecosystem engineers that modulate abiotic conditions and resources and affect the composition of rocky shore assemblages. Their spatial distributions in the intertidal zone frequently overl...

  • Article
  • Open Access
13 Citations
8,097 Views
16 Pages

Hyperdiverse Macrofauna Communities Associated with a Common Sponge, Stylissa carteri, Shift across Ecological Gradients in the Central Red Sea

  • Nora M. Kandler,
  • Michael K. Wooster,
  • Matthieu Leray,
  • Nancy Knowlton,
  • Nicole J. de Voogd,
  • Gustav Paulay and
  • Michael L. Berumen

29 January 2019

Sponges act as important microhabitats in the marine environment and promote biodiversity by harboring a wide variety of macrofauna, but little is known about the magnitude and patterns of diversity of sponge-associated communities. This study uses D...

  • Article
  • Open Access
21 Citations
5,368 Views
19 Pages

Cross-shelf Heterogeneity of Coral Assemblages in Northwest Australia

  • Molly Moustaka,
  • Margaret B Mohring,
  • Thomas Holmes,
  • Richard D Evans,
  • Damian Thomson,
  • Christopher Nutt,
  • Jim Stoddart and
  • Shaun K Wilson

22 January 2019

Understanding the spatial and temporal distribution of coral assemblages and the processes structuring those patterns is fundamental to managing reef assemblages. Cross-shelf marine systems exhibit pronounced and persistent gradients in environmental...

  • Communication
  • Open Access
1 Citations
3,251 Views
2 Pages

22 January 2019

In a recent paper we published on the weevil fauna preserved in Burmese amber, two newly proposed generic names were subsequently identified as preoccupied names (Elwoodius Clarke & Oberprieler and Platychirus Clarke & Oberprieler). We propos...

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Diversity - ISSN 1424-2818