Find research datasets worth reusing

opencc-by-4.0Dec 2016View details →

Fig. 1 in Temporal variation of epi- and endofaunal assemblages associated with the red sponge Tedania ignis on a rocky shore (São Sebastião Channel), SE Brazil

Fig. 1. Temporal variation of sponge biomass, and density, taxon richness and Shannon diversity index of epifaunal (open symbols) and endofaunal (closed symbols) assemblages associated with Tedania ignis at Praia das Cigarras, São Sebastião, São Paulo, Brazil. Values are means ± SE.

Fig. 11 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications

Fig. 11. Predation marks produced by Cosmasterias lurida (Philippi, 1858) in mussels under aquarium conditions. A. Brachidontes purpuratus (Lamarck, 1819), CEGH−UNC 25376, right and left valves in external view. B–E. Mytilus chilensis Hupé, 1854. B. CEGH−UNC 25377, right and left valve in external view. C. CEGH−UNC 25378, right and left valve in external view. D. CEGH−UNC 25379, right and left valve in external view. E. CEGH−UNC 25380, right valve in external view. F–H. Aulacomya atra (Molina, 1782). F. CEGH−UNC 25380, articulated specimen in ventral view. G. CEGH−UNC 25381, articulated specimen in ventral view. H. CEGH−UNC 25382, right and left valve in external view. I. Syn−vivo specimen of the sea star Cosmasterias lurida (Philippi, 1858). Scale bars 10 mm.

Fig. 8 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications

Fig. 8. Predation marks produced by Trophon geversianus (Pallas, 1774) in mussels under aquarium conditions. A–D. Mytilus chilensis Hupé, 1854. A. CEGH−UNC 25339, left valve in external view. B. CEGH−UNC 25340, right valve in external view. C. CEGH−UNC 25341, left valve in external view. D. CEGH−UNC 25342, left valve in external view (D1), detailed (D2). E. Trophon geversianus (Pallas, 1774), CEGH−UNC 25343, shell in dorsal view. F–J. Brachidontes purpuratus (Lamarck, 1819). F. CEGH−UNC 25344, left valve in external view. G. CEGH−UNC 25345, left valve in external view. H. CEGH−UNC 25346, right valve in external view. I. CEGH−UNC 25347, right valve in external view. J. CEGH−UNC 25348, left valve in external view. K–M. Aulacomya atra (Molina, 1782). K. CEGH−UNC 25349, left valve in external view. L. CEGH−UNC 25350, left valve in external view. M. detailed sector of marginal area of both valves of specimen CEGH−UNC 25349 in internal view. Arrows indicate marginal drillings. Scale bars 10 mm.

Fig. 10 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications

Fig. 10. Predation marks produced by Acanthina monodon (Pallas, 1774) in mussels under aquarium conditions. A–C. Brachidontes purpuratus (Lamarck, 1819). A. CEGH−UNC 25357, articulated specimen, external view of right valve. B. CEGH−UNC 25358, articulated specimen, external view of left valve. C. CEGH−UNC 25359, articulated specimen, external view of left valve. D–F, I–O. Mytilus chilensis Hupé, 1854. D. CEGH−UNC 25360, left valve in external view. E. CEGH−UNC 25361, right valve in external view. F. CEGH−UNC 25362, left valve in external view. I. CEGH−UNC 25365, right valve in external view. J. CEGH−UNC 25366, left valve in external view. K. CEGH−UNC 25367, right valve in external view. L. CEGH−UNC 25368, right valve in external view. M. CEGH−UNC 25369, left valve in external view. N. CEGH−UNC 25370, right valve in external view. O. CEGH−UNC 25371, right valve in external view. G, H. Acanthina monodon (Pallas, 1774). G. CEGH−UNC 25363, valve in dorsal view. H. CEGH−UNC 25364, valve in lateral view. P–S. Aulacomya atra (Molina, 1782). P. CEGH−UNC 25372, right valve in external view. Q. CEGH−UNC 25372, right valve in internal view. R. CEGH−UNC 25375, left valve in external view. S. CEGH−UNC 25375, left valve in internal view (S1), close−up of the notches (S2). Black arrows indicate chipping margins, white arrows indicate notches. Scale bars 10 mm.

Fig. 7 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications

Fig. 7. Counts of eating and resting specimens of Trophon geversianus (Pallas, 1774) in three different localities: Bahía Golondrina (A, B), Bahía Ushuaia (C, D), and San Pablo (E). A and C correspond to a first period of observation (the first year). B, D, and E correspond to a second year.

Fig. 6 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications

Fig. 6. Position of drill holes on Mytilus chilensis Hupé, 1854. Y axis: valve sector; X axis: frequency. A. Bahía Brown shell accumulations (n = 81). B. Bahía Golondrina shell accumulations (n = 295). C. Poduced by Trophon geversianus (Pallas, 1774) under aquarium conditions (n = 85). D. Produced by Xymenopsis muriciformis (King, 1832) under aquarium conditions (n =19).

Fig. 3 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications

Fig. 3. Means with confidence limits of shell lengths of Mytilus chilensis Hupé, 1854 consumed by the three different predators included in aquarium experiments. Dashed lines separate size categories.

Fig. 2 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications

Fig. 2. Scheme of the surface of a mussel shell indicating 5 (I, II, III, IV and V) sectors used for the drill site preference analyses.

Fig. 9 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications

Fig. 9. Predation marks produced by Xymenopsis muriciformis (King, 1832) in mussels under aquarium conditions on Mytilus chilensis Hupé, 1854. A–C, E, F. Mytilus chilensis Hupé, 1854. A. CEGH−UNC 25351, left valve in external view. B. CEGH−UNC 25352, left valve in external view. C. CEGH−UNC 25353, left valve in external view. E. CEGH−UNC 25355, right valve in external view. F. CEGH−UNC 25356, right valve in external view (F1), close−up of the drill hole (F2). D. Xymenopsis muriciformis (King, 1832), CEGH−UNC 25354, shell in dorsal view.

Fig. 5 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications

Fig. 5. Bar chart of size classes for drilled and undrilled shells collected in the field. Y axis is the frequency of each size class. A. Bahía Golondrina. B. Bahía Brown.

Fig. 1 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications

Fig. 1. Map showing sampling sites in Tierra del Fuego. A. Isla Grande de Tierra del Fuego. B. A sector of the Beagle Channel showing localities on the southern part of the island. Abbreviations: BB, Bahía Brown; BE, Bahía Ensenada; BG, Bahía Golondrina; BU, Bahía Ushuaia; SP, Cabo San Pablo.

Fig. 4 in Vertical Zonation And Heat Tolerance Of Three Littorinid Gastropods On A Rocky Shore At Tanjung Chek Jawa, Singapore

Fig. 4. Mean glutamate oxaloacetate transaminase (GOT) activities (µmol NADH/min/g wet weight) of Littoraria sp., Echinolittorina malaccana and E. vidua from Tanjung Chek Jawa at four temperatures: 25 °C, 45 °C, 50 °C and 55 °C. (Vertical bars represent standard errors). Littoraria sp. ●––––●; Echinolittorina malaccana, ●........●; E. vidua ■-------■.

Fig. 2 in Vertical Zonation And Heat Tolerance Of Three Littorinid Gastropods On A Rocky Shore At Tanjung Chek Jawa, Singapore

Fig. 2. Kite diagrams showing the distributions of Littoraria spp. (LL), Echinolittorina malaccana (EM) and E. vidua (EV) on a sloping rock (angle of elevation of approximately 35.6°) at Tanjung Chek Jawa. (MHWS is represented by dashed line).

Fig. 1 in Vertical Zonation And Heat Tolerance Of Three Littorinid Gastropods On A Rocky Shore At Tanjung Chek Jawa, Singapore

Fig. 1. Kite diagrams showing the distributions of Littoraria spp. (LL) and Echinolittorina malaccana (EM) on a vertical rock at Tanjung Chek Jawa in (a) June/July, (b) September, and (c) December 2002. (MHWS is represented by dashed line).

Fig. 3 in Vertical Zonation And Heat Tolerance Of Three Littorinid Gastropods On A Rocky Shore At Tanjung Chek Jawa, Singapore

Fig. 3. Probit response curves of Littoraria sp. (●), Echinolittorina vidua (●) and E. malaccana (■), from which the 1h LT50 values are obtained.

Figure 1 in Macrocrustaceans associated with reefs of Phragmatopoma caudata Krøyer in Mörch, 1863 (Polychaeta: Sabellariidae) and rocky shore in the Northeastern Brazil

Figure 1. Study area and collection of macrocrustaceans in colonies of Phragmatopoma caudata KrØyer in Mörch (highlighted by the white square) and rocky shore in the intertidal region of Santa Rita beach, Northeast Brazil.

Figure 4 in Macrocrustaceans associated with reefs of Phragmatopoma caudata Krøyer in Mörch, 1863 (Polychaeta: Sabellariidae) and rocky shore in the Northeastern Brazil

Figure 4. Complex microhabitat in Phragmatopoma caudata KrØyer in Mörch (A, B) and heterogeneous microhabitat in the rocky shore (C), in the intertidal region of Santa Rita beach, Northeast Brazil.

Figure 3 in Macrocrustaceans associated with reefs of Phragmatopoma caudata Krøyer in Mörch, 1863 (Polychaeta: Sabellariidae) and rocky shore in the Northeastern Brazil

Figure 3. Redundancy Analysis triplot (RDA) addressing association of macrocrustacean species according to environmental variables (TEMP: Temperature; SAL: Salinity) on microhabitats: Phragmatopoma caudata KrØyer in Mörch and rocky shore, in Santa Rita beach, Northeast Brazil. Biotic variables: A_ang: Alpheus angulosus, A_bou: Alpheus bouvieri, A_buc: Alpheus buckupi, A_for: Alpheus formosus, A_nut: Alpheus nuttingi, S_fri: Synalpheus fritzmuelleri, C_tib: Calcinus tibicen, C_ant: Clibanarius antillensis, E_bit: Epialtus bituberculatus, M_lae: Macrocoeloma laevigatum, E_gon: Eriphia gonagra, N_bre: Neogonodactylus bredini, P_tra: Pachygrapsus transversus, M_nod: Menippe nodifrons, O_bic: Omalacantha bicornuta, M_for: Mithraculus forceps, M_ hem: Mithrax hemphilli, M_his: Mithrax hispidus, P_lhe: Pitho lherminieri, P_nor: Palaemon northropi, A_ber: Acantholobulus bermudensis, A_sch: Acantholobulus schmitti, E_lim: Eurytium limosum, H_pau: Hexapanopeus paulensis, P_occ: Panopeus occidentalis, P_das: Pilumnus dasypodus, P_ret: Pilumnus reticulatus, P_dep: Plagusia depressa, C_mar: Callinectes marginatus, M_ros: Megalobrachium roseum, P_gre: Pachycheles greeleyi, P_arm: Petrolisthesarmatus, P_gal: Petrolisthesgalathinus, P_bra:Pisidiabrasiliensis, U_nor: Upogebia noronhensis, U_omi: Upogebia omissa, P_spe: Platypodiella spectabilis, W_den: Williamstimpsonia denticulatus.

Figure 2 in Macrocrustaceans associated with reefs of Phragmatopoma caudata Krøyer in Mörch, 1863 (Polychaeta: Sabellariidae) and rocky shore in the Northeastern Brazil

Figure 2. Heatmap estimated by relative abundance of macrocrustacean species in relation to both microhabitats: Phragmatopoma caudata KrØyer in Mörch (PC) and rocky shore (RS), in Santa Rita beach, Northeast Brazil.