Department of Ecology, Evolution, and Marine Biology
University of California, Santa Barbara
Santa Barbara, CA 93106
Email: childress@lifesci.ucsb.edu

Project:             Habitat Value of Shell Mounds to Ecologically and Commercially Important Benthic Species

 

Education:          B.A.                     Biological Sciences, Wabash College                                                             1964

                             Ph.D.                   Physiology, Stanford University                                                                     1969

 

Positions:          1969-Present      Professor, Department of Ecology, Evolution and Marine Biology,

                             University of California, Santa Barbara, California.

Selected Publications:

Girguis, P.R., Childress, J.J., Freytag, J.K., Klose, K., and R. Stuber. 2002. Effects of metabolite uptake on proton-equivalent elimination by two species of deep-sea vestimentiferan tubeworm, Riftia pachyptila and Lamellibrachia cf luymesi: proton elimination is a necessary adaptation to sulfide-oxidizing chemoautotrophic symbionts. J Exp. Biol. 205(19): 3055-3066.

Freytag, J.K., Girguis, P.R., Bergquist, D.C., Andras, J.P., Childress, J.J., and C.R. Fisher. 2001. A paradox resolved: Sulfide acquisition by roots of seep tubeworms sustains net chemoautotrophy.  P Natl. Acad. Sci. USA 98(23): 13408-13413.

Goffredi, S.K., and J.J. Childress. 2001. Activity and inhibitor sensitivity of ATPases in the hydrothermal vent tubeworm Riftia pachyptila: a comparative approach. Mar. Biol. 138(2): 259-265.

Chevaldonne, P., Fisher, C.R., Childress, J.J., Desbruyeres, D., Jollivet, D., Zal, F., and A. Toulmond. 2000.  Thermotolerance and the 'Pompeii worms'. Mar. Ecol. Prog. Ser. 208: 293-295.

Girguis, P.R., Lee, R.W., Desaulniers, N., Childress, J.J., Pospesel, M., Felbeck, H., and F. Zal. 2000. Fate of nitrate acuired by the tubeworm Riftia pachyptila. Applied and Environmental Microbiology 66: 2783-2790.

Janssens, B.J., Childress, J.J., Baguet, F., Rees, J.F. 2000. Reduced enzymatic antioxidative defense in deep-sea fish. J Exp. Biol. 203(24): 3717-3725.

Seibel, B.A. and J.J. Childress. 2000.  Metabolism of benthic octopods (Cephalopoda) as a function of habitat depth and oxygen concentration. Deep-Sea Res. PT I 47(7): 1247-1260.

Seibel, B.A., Thuesen, E.V., and J.J. Childress. 2000. Light-limitation on predator-prey interactions: Consequences for metabolism and locomotion of deep-sea cephalopods. Biol. Bull. 198(2): 284-298.

Zal, F., Green, B.N., Martineu, P., Lallier, F.H., Toulmond, A., Vinogradov, S.N., and J.J. Childress. 2000. Polypeptide chain composition diversity of hexagonal-bilayer haemoglobins within a single family of annelids, the Alvinellidae. Eur. J. Biochem. 267(16): 5227-5236.

Zal, F., Leize, E., Oros, D.R., Hourdez, S., Van Dorsselaer, A., and J.J. Childress.  2000. Haemoglobin structure and biochemical characteristics of the sulphide-binding component from the deep-sea clam Calyptogena magnifica . Cah Biol Mar 41(4): 413-423.

Goffredi, S.K., Childress, J.J., Lallier, F.H., and N.T. Desaulniers. 1999. The internal ionic composition of the hydrothermal vent tubeworm Riftia pachyptila; evidence for the accumulation of SO₄^2- and H⁺ and for a Cl^-/HCO^3- shift. Physiol. and Biochem. Zool. 72: 296-306.

Goffredi, S.K., Girguis, P.R., Childress, J.J., and N.T. Desaulniers. 1999. The physiological functioning of carbonic anhydrase in the hydrothermal vent tubeworm Riftia pachyptila. Biol. Bull. 196: 257-264.

Shillito, B., Ravaux, J., Gaill, F., Delachambre, J., Thiebaut, E., and J.J. Childress. 1999. Preliminary data on carbon production of deep-sea vent tubeworms. Mar. Ecol. Prog. Ser.183: 275-279.

Childress, J.J. and B.A. Seibel. 1998. Life at stable low oxygen: Adaptations of animals to oceanic oxygen minimum layers. J. Exp. Biol. 201: 1223-1232.

Girguis, P.R. and J.J. Childress. 1998. H+ equivalent elimination by the tube-worm Riftia pachyptila. Cah Biol Mar 39(3-4): 295-296.

Goffredi, S.K., Childress, J.J., Lallier, F.H., and N.T. Desaulniers. 1998. How to be the perfect host: CO₂ and HS^- accumulation and H⁺ elimination in the hydrothermal vent tube-worm Riftia pachyptila. Cah Biol Mar 39(3-4): 297-300.

Ravaux, J., Shillito, B., Gaill, F., Gay, L., Voss-Foucart, M.F., and J.J. Childress. 1998. Tube synthesis and growth processes in the hydrothermal vent tube-worm Riftia pachyptila. Cah Biol Mar 39(3-4): 325-326.

Thuesen, E.V., Miller, C.B., and  J.J. Childress. 1998. Ecophysiological interpretation of oxygen consumption rates and enzymatic activities of deep-sea copepods. Marine Ecology Progress Series 168: 95-107.

Zal, F., Leize, E., Lallier, F.H., Toulmond, A., Dorsselaer, A.V., and J.J. Childress. 1998. S-sulfohemoglobin and disulfide-exhange: The mechanisms of sulfide-binding by Riftia pachyptila hemoglobins. P.N.A.S. 95: 8997-9002.

Goffredi, S.K., Childress, J.J., Desaulniers, N.T., and F.H. Lallier. 1997. Sulfide uptake by the hydrothermal vent tubeworm Riftia is via diffusion of HS^-, rather than H₂S. J. Exp. Biol. 200: 2609-2616.

Goffredi, S.K., Childress, J.J., Desaulniers, N.T., Lee, R.W., Lallier, F.H., and D. Hammond. 1997. Inorganic carbon acquisition by hydrothermal vent tubeworm Riftia pachyptila depends upon high external PCO₂ and on proton equivalent ion transport by the worm. J. Exp. Biology 200: 883-896.

Seibel, B.A., Thuesen, E.V., Childress, J.J., and L.A. Gorodezky. 1997. Decline in pelagic cephalopod metabolism with habitat depth reflects changes in locomotory efficiency. Bio Bull. 192: 262-278.

Childress, J.J. 1995. Are there physiological and biochemical adaptations of metabolism in deep-sea animals? Trends in Ecology and Evolution 10: 30-36.

Lee, R.W. and J.J. Childress. 1994. Assimilation of inorganic nitrogen by marine invertebrates and their chemoautotrophic and methanotrophic symbionts. Applied and Environmental Microbiology 60: 1852-1858.

Childress, J.J., Fisher, C.R., Favuzzi, J.A., Arp, A.J., and D.R. Oros. 1993. The role of a zinc-based, serum-borne sulphide-binding component in the uptake and transport of dissolved sulphide by the chemoautotrophic symbiont containing clam Calyptogena elongate. J. exp. Biology 179: 131-158.

Childress, J.J., Lee, R.W., Sanders, N.K., Felbeck, H., Oros, D., Toulmond, A., Desbruyères, D., Brooks, J., and M.C. Kennicutt II. 1993. Inorganic carbon uptake in hydrothermal vent tubeworms facilitated by high environmental pCO₂. Nature 362: 147-149.

Childress, J.J. and C.R. Fisher. 1992. The biology of hydrothermal vent animals: physiology, biochemistry, and autotrophic symbioses. Oceanography and Marine Biology: an Annual Review 30: 337-441.

Childress, J.J., Fisher, C.R., Favuzzi, J.A., Kochevar, R., Sanders, N.K., and A.M. Alayse. 1991. Sulfide-driven autotrophic balance in the bacterial symbiont-containing hydrothermal vent tubeworm Riftia pachyptila, Jones. Biological Bulletin 180: 135-153.

Sanders, N.K. and J.J. Childress. 1990. Adaptations to the deep-sea oxygen minimum layer: Oxygen binding by the hemocyanin of the bathypelagic mysid, Gnathophausia ingens Dohrn. Biol. Bull. 178: 286-294.

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