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PIER Collaborators and Partnering Agencies

PIER researchers work collaboratively with several groups and agencies to promote sustainable resource management.  We are thankful for the support we continue to receive from our partners and look forward to a productive future.

PIER Collaborators and Partnering Agencies

PIER researchers work collaboratively with several groups and agencies to promote sustainable resource management.  We are thankful for the support we continue to receive from our partners and look forward to a productive future.


C.A. Sepulveda⁎, M. Wang, S.A. Aalbers (2019) Post-release survivorship and movements of bigeye thresher sharks, Alopias superciliosus, following capture on deep-set buoy gear.  Fisheries Research 219 (2019) 105312.

Sepulveda, C. A. & Aalbers, S. A. (2018). Exempted Testing of Deep-set Buoy Gear and Concurrent Research Trials on Swordfish, Xiphias gladius, in the Southern California Bight. Marine Fisheries Review80, 17-29. doi.org/10.7755/MFR.80.2.2

Sepulveda, C. A., Aalbers, S. A., Heberer, C., Kohin, S. & Dewar, H.  (2018).  Movements and behaviors of swordfish Xiphias gladius in the United States Pacific Leatherback Conservation Area.  Fisheries Oceanography, 27, 381-394.

Ashley Stoehr, Joshua St. Martin, Scott AalbersChugey Sepulveda, Diego Bernal, (2018); Free-swimming swordfish, Xiphias gladius, alter the rate of whole body heat transfer: morphological and physiological specializations for thermoregulationICES Journal of Marine Science, , fsx163, https://doi.org/10.1093/icesjms/fsx163

 S Ortega-Garcia, C Sepulveda, S Aalbers, U Jakes-Cota (2017)  Age, growth, and length-weight relationship of roosterfish (Nematistius pectoralis) in the eastern Pacific Ocean. FISHERY BULLETIN 115 (1), 117-124, 2017.

ONATE-GONZALEZ, E.C. & SOSA-NISHIZAKI, O. & HERZKA, S.Z. & LOWE, C.G. & LYONS, K. & SANTANA-MORALES, O. & SEPULVEDA, C. & GUERRERO-AVILA, C. & GARCIA-RODRIGUEZ, E. & O’SULLIVAN, J.B. (2017) Importance of Bahia Sebastian Vizcaino as a nursery area for white sharks (Carcharodon carcharias) in the Northeastern Pacific: A fishery dependent analysis. Fisheries Research, 188: 125–137; DOI: 10.1016/j.fishres.2016.12.014

Romo Curiel, A. E., Herzka Llona, S. Z., Sepúlveda, C., Pérez Brunius, P., & Aalbers, S. (2016). Rearing conditions and habitat use of white seabass (Atractoscion nobilis) in the northeastern Pacific based on otolith isotopic composition. Estuarine, Coastal and Shelf Science, 170, 134-144. doi: 10.1016/j.ecss.2016.01.016.

Aalbers A. and Sepulveda, C. (2015). Seasonal movement patterns and temperature profiles of adult white seabass (Atractoscion nobilis) off California. Fish. Bull. 113:1–14 (2015).

Sepulveda CA, Heberer C, Aalbers SA (2015) Development and Trial of Deep-set Buoy Gear forSwordfish, Xiphias gladius, in the Southern California Bight. MFR 76:28–36. doi: 10.7755/MFR.76.4.2

Sepulveda CA and Aalbers, A. (2014) Testing Modified Deep-Set Buoy Gear to Minimize Bycatch and Increase Swordfish Selectivity. BREP 1 (2014) pp.27-32.

Sepulveda, C. A., S. A. Aalbers, and D. Bernal. (2015). Post-release survival and movements patterns of roosterfish (Nematistius pectoralis) off the Central.American coastline. Lat. Am. J. Aquat. Res. 43:162–175.

Wootton, T. Sepulveda, C.A. and N.C. Wegner (2015).  Gill Morphometrics of the Thresher Sharks (Genus Alopias): Correlation of Gill Dimensions with Aerobic Demand and Environmental OxygenJOURNAL OF MORPHOLOGY :1–12 (2015).

Alfonsina E. Romo-Curiel, Sharon Z. Herzkaa, Oscar Sosa-Nishizaki, Chugey A. SepulvedaScott A. Aalbers (2014)  Otolith-based growth estimates and insights into population structure of White Seabass, Atractoscion nobilis, off the Pacific coast of North AmericaFisheries Research 161 (2015) 374–383.

C.A. Sepulveda, C. Heberer, S.A. Aalbers, N. Spear, M. Kinney, D. Bernal, S. Kohin (2014).  Post-release survivorship studies on common thresher sharks (Alopiasvulpinus) captured in the southern California recreational fishery.  Fisheries Research. 161 (2015) 102–108.

Aalbers A. and Sepulveda, C. (2012).  The utility of passive acoustic recorders in the detection of white sebass spawning signals.  Jounal of Fish Biology. doi:10.1111/j.1095-8649.2012.03399.x,

Marshall, H., Field, L., Afiadata, A., Sepulveda, C., Skomal, G. and Bernal, D. (2012). Haematological indicators of stress in longline-captured sharksComparative Biochemistry and Physiology. Part A 162 (2012) 121–129

Donley, J., D. Syme, D. McGillivray, S. Aalbers, D. Bernal, and C. Sepulveda. (2012). The effect of temperature on the muscle contractile properties in the common thresher shark. Journal of Fish Physiology and Biochemistry.38:1507–1519.

Wegner, N., C. Sepulveda, S. Aalbers and J.B. Graham (2012). Structural Adaptations for Ram Ventilation: Gill Fusions in Scombrids and Billfishes. Journal of Morphology.DOI: 10.1002/jmor.20082

J. Patterson, Chugey Sepulveda and Diego Bernal.  (2011). Vascular morphology and in vivo muscle temperatures of the thresher sharks (Alopiidae).  Journal of Morphology. 272(11):1353-64 DOI: 10.1002/jmor.10989.

Cartamil, D.P., C.A. Sepulveda, N.C. Wegner, S.A. Aalbers, A. Baquero, and J.B. Graham 2011. Archival tagging of subadult and adult common thresher sharks (Alopias vulpinus) off the coast of southern California. Marine Biology. 158:935–944 DOI10.1007/s00227-010-1620-4.

Sepulveda, C.A., S.A. Aalbers, S. Ortega-Garcia, N.C. Wegner, and D. Bernal. 2011. Depth distribution and temperature preferences of wahoo (Acanthocybium solandri) off Baja California Sur, Mexico. Marine Biology. 158:917–926

Aalbers, S.A., D. Bernal, C.A. Sepulveda. 2010. The functional role of the caudal fin in the feeding ecology of the common thresher shark Alopias vulpinus. Journal of Fish Biology 76:1863-1868

Bernal, D., J.M. Donley, D.G. McGillivray, S.A. Aalbers, D.A. Syme, and C.A. Sepulveda. 2010Function of the medial red muscle during sustained swimming in common thresher sharks: Contrast and convergence with thunniform swimmers. Comparative Biochemistry and Physiology, Part A 155:454–463

Cartamil, D., N. C. Wegner, S.A. AalbersC. A. Sepulveda, A. Baquero, and J. B. Graham. 2010. Diel movement patterns and habitat preferences of the common thresher shark (Alopias vulpinus) in the Southern California Bight. Marine and Freshwater Research 61:596–604

Heberer, C., S.A. Aalbers, D. Bernal, S. Kohin, B. DiFiore, and C.A. Sepulveda. 2010. Insights into catch-and-release survivorship and stress-induced blood biochemistry of common thresher sharks (Alopias vulpinus) captured in the southern California recreational fishery. Fisheries Research 106 (3): 495-500. doi:10.1016/j.fishres.2010.09.024

Sepulveda, C.A., A. Knight, N. Nasby-Lucas, and M.L. Domeier. 2010. Fine-scale movements of the swordfish Xiphias gladius in the Southern California Bight. Fisheries Oceanography 19(4): 279–289

Wegner, N. C., C.A. Sepulveda, K.B. Bull, and J.B. Graham. 2010. Gill morphometrics in relation to gas transfer and ram ventilation in high-energy demand teleosts: Scombrids and billfishes. Journal of Morphology 271:36–49

Wegner, N.C., C.A. Sepulveda, K.R. Olson, K.A. Hyndman, and J.B. Graham. 2010. Functional morphology of the gills of the shortfin mako, Isurus oxyrinchus, a lamnid shark. Journal of Morphology

Clark T.D., J.L. Rummer, C.A. Sepulveda, A.P. Farrell, C.J. Brauner. 2009. Reduced and reversed temperature dependence of blood oxygenation in an ectothermic scombrid fish: implications for the evolution of regional heterothermy? Journal of Comparative Physiology B. DOI 10.1007/s00360-009-0388-7

Wegner, N.C., C.A. Sepulveda, K.B. Bull, J.B. Graham. 2010. Gill morphometrics in relation to gas transfer and ram ventilation in high-energy demand teleosts: Scombrids and billfishes. Journal of Morphology 271:36–49. DOI: 10.1002/jmor.10777

Bernal, D., C. Sepulveda, M. Musyl, R. Brill. 2009. The eco-physiology of swimming and movement patterns of tunas, billfishes, and large pelagic sharks. In Fish Locomotion – an etho-ecological perspective. (Eds. Domenici, P. and Kapurr, D.) Scientific Publishers. Chapter 14; 436-483

Aalbers, S.A. 2008. Seasonal, diel, and lunar spawning periodicities and associated sound production of white seabass Atractoscion nobilisFishery Bulletin 106: 143-151.

Aalbers, S.A. and M. A. Drawbridge. 2008. White seabass spawning behavior and sound production. Transactions of the American Fisheries Society 137: 542-550.

Sepulveda C.A., K. A. Dickson, D. Bernal, J.B. Graham. 2008. Elevated red muscle temperatures in the most basal tuna member, Allothunnus fallaiJournal of Fish Biology 73: 1-9.

Sepulveda, C.A., K.A. Dickson, L.R. Frank, J.B. Graham. 2007. Cranial endothermy and a putative brain heater in the most basal tuna species, Allothunnus fallai. Journal of Fish Biology 70, 1720–1733.

Sepulveda, C.A., J. B. Graham, and D. Bernal. 2007. Aerobic metabolic rates of swimming juvenile mako sharks, Isurus oxyrinchus. Marine Biology DOI 10.1007/s00227-007-0757-2.

Donley, J. M., C.A. Sepulveda, R.W. Shadwick, and D.A.Syme.  2007. Contractile properties of the aerobic locomotor muscle in the leopard shark and shortfin mako shark. Journal of Experimental Biology 210: 1194-1203.

Hight, B.V., D. Holts, J.B. Graham, B.P. Kennedy, V. Taylor, C.A. Sepulveda, D. Bernal, D. Ramon, R. Rasmussen, and N.C. Lai . 2007. Plasma catecholamine levels as indicators of the post-release survivorship of juvenile pelagic sharks caught on experimental drift longlines in the Southern California Bight. Marine and Freshwater Research, 58:145–151.

Perry, C.N., D.P. Cartamil, D. Bernal, C.A. Sepulveda, R.J. Theilmann, J.B. Graham, and L.R. Frank. 2007. Quantification of Red Myotomal Muscle Volume and Geometry in the Shortfin Mako Shark (Isurus oxyrinchus) and the Salmon Shark (Lamna ditropis) using T1-weighted Magnetic Resonance Imaging.  Journal of Morphology 268:284-292.

Childers, J. and S. Aalbers. 2006. Summary of the 2005 U.S. and South Pacific Albacore Troll Fisheries. Southwest Fisheries Science Center, NMFS, NOAA Administrative Report LJ-06-06.

Domeier, M.L. and N. Nasby-Lucas. 2006. Annual re-sightings of photographically identified white sharks (Carcharodon carcharias) at an eastern Pacific aggregation site (Guadalupe Island, Mexico). Marine Biology

Duong, C. A., C. A. Sepulveda, J.B. Graham, and K.A. Dickson. 2006. Mitochondrial proton leak rates in the slow, oxidative myotomal muscle and liver of the endothermic shortfin mako shark (Isurus oxyrinchus) and the ectothermic blue shark (Prionace glauca) and leopard shark (Triakis semifasciata). Journal of Experimental Biology 209: 2678-2685.

Gemballa, S., P. Konstantinidis, J.M. Donley, C.A. Sepulveda, and R.E. Shadwick. 2006. Evolution of high-performance swimming in sharks: Transformations of the musculotendinous system from subcarangiform to thunniform swimmers. Journal of Morphology 267:477-493.

Lindholm, J., A. Knight, L. Kaufman, and S. Miller. 2006. Site Fidelity and Movement of the Parrotfishes Scarus coeruleus and Scarus taeniopterus at Conch Reef (northern Florida Keys). Caribbean Journal of Science 42:138-144.

Wegner, N. C., C.A. Sepulveda, and J. B. Graham. 2006. Gill specializations in high performance teleosts, with special reference to the striped marlin (Tetrapturus audax) and wahoo (Acanthocybium solandri). Bulletin of Marine Science 79:747-759.

Domeier, M.L. 2005. Methods for the Deployment and Maintenance of an Acoustic Tag Tracking Array: An Example from California’s Channel Islands. Marine Technology Society Journal 39:74-80.

Domeier, M.L., D. Kiefer, N. Nasby-Lucas, A. Wagschal, and F. O’Brien. 2005. Tracking Pacific bluefin tuna (Thunnus thynnus orientalis) in the northeastern Pacific with an automated algorithm that estimates latitude by matching sea-surface-temperature data from satellites with temperature data from tags on fish. Fishery Bulletin 103:292-306.

Lindholm, J., S. Fangman, L. Kaufman, S. Miller. 2005. In Situ Tagging and Tracking of Coral Reef Fishes from the Aquarius Undersea Laboratory. Marine Technology Society Journal 39:68-73.

Sepulveda, C.A., N. Wegner, D. Bernal, and J.B. Graham. 2005. The red muscle morphology of the thresher sharks (Alopiidae). Journal of Experimental Biology 208, 4255-426.

Sepulveda C.A., S. Kohin, C. Chan, R. Vetter, J.B. Graham. 2004. Movement patterns, depth preferences, and stomach temperatures of free-swimming juvenile mako sharks, Isurus oxyrinchus, in the Southern California Bight. Marine Biology 145: 191-199.

Aalbers, S.A., G.M. Stutzer, and M.A. Drawbridge. 2004. The effects of catch-and-release angling on the growth and survival of juvenile white seabass captured on offset circle and J-type hooks. North American Journal of Fisheries Science 24:793-800.

Dewar, H., M.L. Domeier, and N. Nasby-Lucas. 2004. Insights into young of the year white shark, Carcharadon carcharias, behavior in the Southern California Bight. Environmental Biology of Fishes 70:133-143.

Sepulveda, C.A., K.A. Dickson, J.B. Graham. 2003. Swimming performance studies on the eastern Pacific bonito Sarda chiliensis, a close relative of the tunas (Family Scombridae). Journal of Experimental Biology 206: 2739-2748

Domeier, M.L., H. Dewar, and N. Nasby-Lucas. 2003. Mortality rate of striped marlin (Tetrapturus audax) caught with recreational tackle. Marine and Freshwater Research 54:435-445.

Nasby-Lucas, N.M., S.G. Merle, B.W. Embley, B.N. Tissot, M.A. Hixon, and D.J. Wright. 2002. Integration of submersible transect data and high-resolution mulibeam sonar imagery for a habitat-based ground fish assessment of Heceta Bank, Oregon. Fishery Bulletin 100:739-751.