51813_Sturgeon biodioversity an.PDF

Gulf Sturgeon Recovery/Management Plan

343

habitat

†Gyrosteus mirabilis35, 92

Acipenser brevirostrum 327-328

Acipenser fulvescens 303

Acipenseridae 407-409

in the Danube River 185

Pseudoscaphirhynchuskaufmanni 377

see alsoanthropogenic impacts

haemal spine loss 105

haplotypes

ofAcipenser fulvescens 301-302,308

ofPolyodon spathula 389

ofScaphirhynchus spp 389

harvestseefishery

hatcheriesseeartificial reproduction

heavy metals, in the Caspian Basin 216

Hell Creek formation 37

Holarctic history 179

Holarctic range, of Acipenseriformes 32

homing

fidelity and genetic variation 393-394

spawning biology 171

gonadotropins 273-274

and reproduction in Acipenser

hormones

transmontanus 275

Hudson River

Acipenserspp. in 177, 179, 321, 324,

dams 328, 348

biogeography 174

feeding adaptations 119

locomotion 121

morphological characters 81, 83,

347-357, 393

Huso 74

86-87, 89-91, 93, 95, 99, 101-103,

105-107, 113-116

osteological methods 77

pelagic habit 121, 123

phylogeny 119, 171

rostral expansion 120

systematics 39, 41, 117, 147

in the Amur River 231-238, 244-245

fishery 231-232

natural history 234-236, 244-245

systematic relationships 41

taxonomy 160

Huso huso(beluga) 72, 156, 310

in the Black Sea 205

in the Caspian Sea 209, 213-214

in the Danube River 185-186,

fishery 191,202-203, 211-212

natural history 61, 186, 189, 211-213

overfishing 189

systematics 41, 45

taxonomy 160

in the Ural River 212-213

in the Volga River 209, 211-213

winter race 189

Huso dauricus (kaluga)

status 41, 232, 236-238, 253

202-203,206

hybridization 29, 72, 386

Acipenser dabryanus andA. sinensis

Acipenser sturio andA. baerii 366

in Acipenseridae 136

Huso dauricusandAcipenser

schrenckii 245

Huso husoandAcipenser ruthenus 72

Scaphirhynchus albus andS.

platorynchus29, 296, 388-389,421

hydroelectric generationseedams;

anthropogenic impacts

hydrography, impacts 41 1

hydrological changes

see alsoanthropogenic impacts, water losses

hyoid arch 58

hyomandibular shape 49, 91-92

hypobranchial skeleton 92-93

hypoxia, in the Black Sea 206

impoundmentssee dams

Indigirka River, Acipenser baerii in 225

infraorbital canal 48, 81-83

interhyal-posterior ceratohyal joint 104-105

Iron Gates Dams see Danube River, dams

irrigation, and the Danube. River 204

lrtysh River, dams 223

jaw

262

Aral Sea 375-376

evolution of protrusion 59-60, 122

feeding adaptations 119-120

shape 102

jugal shape 112-1 13

jugal anterior process 58, 81-83

juvenilessee under life history in individual

kaluga see Huso dauricus

karyological and molecular systematics 124

Kennebec River, dams 329, 340

Khatanga River, Acipenser baerii in 224

Kolyma River, Acipenser baerii in 225

Korean Peninsula, Acipenser mikadoi in 159

Lacey Act, prosecution under 425

Lake Baikal

vs infraorbital canal 81-83

taxa

karyotype 132-139, 386

Acipenser baerii in 224

Acipenserfulvescensin 43

Lake Erie, Polyodon spathula in 39

lake sturgeon see Acipenser fulvescens

Lake Winnipeg, fishery 302

lateral ethmoid shelfseeethmoid shelf

lateral extrascapulars clustered 114

lateral line scales 50

Latimeria chalumnae, karyotype 137

Lena River, Acipenser baerii in 224, 227, 230

Lepisosteidae, systematics 33

Lepisosteus, morphological characters 86,

life history 10, 168-169, 175-179

90, 93

Acipenser brevirostrum 324-328,

Acipenser oxyrinchus 336-338, 345,

Acipenser oxyrinchus desotoi 337

331-332, 348-353

353-356

Acipenser sturio 361-363

Acipenseridae 407-409

and vulnerability to anthropogenic

impacts 399,427

locomotion, benthic adaptation 119, 121-122

macrochromosomesseekaryotype

managementseeconservation

mandibular canal 53

Manitoba

Acipenserfulvescensin 305

fishery 302

Meckel’s cartilage 55, 102-103

medial opercular wall 87

median extrascapular bone 83

Mediterranean, regional fauna 28

Menominee River, Acipenser fulvescens in

Merrimack River

311-316

Acipenser brevirostrumin 324-325

dams 329,340

microchromosomesseekaryotype

migration 169, 175-179

Acipenser baerii 224

Acipenser brevirostrum 323-325,

Acipenser dabryanus 261

Acipenser nudiventris 378

Acipenser oxyrinchus 336-337,

Acipenser schrenckii 237

Acipenser sinensis 248

Acipenser sturio 365

Acipenseridae 408

in the Connecticut River 329

Huso dauricus 235

Huso huso 186

in the Yangtze River 248

morphological characters 49, 52, 58,

328-330, 349, 351-353

353-356

†Mimia 33

83, 86-7, 89, 93

Mississippi River

Polyodon spathula in 39

Scaphirhynchusspp. in 388,420-421

Missouri River, Scaphirhynchus spp. in 389,

mitochondrial DNA see mtDNA

Mnemiopsis leidyi(combjellyfish), invasion

molecular analysis 143-144, 148, 159-160,

molecular phylogeny 139-148

morphological characters see under

morphological studies 74

mortality, fishing impact 399-404

420-42 1

of the Black Sea 206

385-396, 421-422, 429

individual taxa

†Moythomasia 33

morphological characters 90

inAcipenserspp. 140,300, 336, 386,

and phylogeny 149

and RFLP (restriction fragment length

inScaphirhynchus spp 388-389

mtDNA 386

389-391, 396

polymorphism) 389-391, 393-394