Tugs and service craft, page 112
Heard this year, not on the map now
A to Z, with where and when each was last heard.
| Ship | Size | Where | Heard |
|---|---|---|---|
| 🇮🇩SINDO PERKASA 1 | Size not sent | Last heard at sea | |
| 🇮🇩SINDO PERKASA 9 | 26 m8 m wide | Last heard at sea | |
| 🇯🇵SINPOUZAN MARU NO.15 | 24 m5 m wide | Last heard near HashihamaJapan | |
| 🇳🇱SINUS | 9 m3 m wide | Last heard near ScheveningenNetherlands | |
| 🇨🇦SIPU-MUINhas a photo | 29 m12 m wide | Last heard near SorelBound for Trois-Rivieres | |
| 🇨🇦SIR JOHN FRANKLIN | 64 m16 m wide | Last heard near EsquimaltBound for Esquimalt | |
| 🇺🇸SIR RICHARD | Size not sent | Last heard at sea | |
| 🇺🇸SIR ROBERT | 14 m11 m wide | Last heard near BaldwinBound for Myrtle Grove | |
| 🇫🇷SIRIUS | 12 m4 m wide | Last heard at sea | |
| 🇳🇱SIRIUS | 19 m9 m wide | Last heard at sea | |
| 🇷🇺SIRIUS | 117 m17 m wide | Last heard near KronshtadtBound for Cherepovets | |
| 🇺🇸SIRIUS | 19 m7 m wide | Last heard near Oak BluffsUnited States | |
| 🇪🇸SIRIUS BCNPILOT | 12 m3 m wide | Last heard near BarcelonaSpain | |
| 🇸🇬SIRRAFF | 54 m24 m wide | Last heard at sea | |
| 🇸🇬SIRSTAM | 64 m18 m wide | Last heard at sea | |
| 🇵🇼SIRUS COVE | 28 m10 m wide | Last heard near Port MoresbyPapua New Guinea | |
| 🇺🇸SITKAhas a photo | 27 m9 m wide | Last heard near Cape CharlesBound for Cape Charles | |
| 🇷🇺SIVER | 28 m10 m wide | Last heard near VysotskBound for Vysotsk | |
| 🇳🇴SJDK | 7 m4 m wide | Last heard near StavangerNorway | |
| 🇸🇪SJOBJORN | 15 m6 m wide | Last heard at sea | |
| 🇳🇴SJOEFRAKT | 14 m4 m wide | Last heard at sea | |
| 🇸🇪SJOPRICKEN II | 11 m3 m wide | Last heard near StockholmSweden | |
| 🇳🇴SJORAVN UPF | 2 m2 m wide | Last heard at sea | |
| 🇩🇪SK BREMEN | 28 m7 m wide | Last heard near HeiligenhafenGermany | |
| 🇻🇨SK MAINSTAY | 65 m16 m wide | Last heard at sea | |
| 🇳🇴SKAARUNGEN | 6 m4 m wide | Last heard near ØlveNorway | |
| 🇺🇸SKAGIT | Size not sent | Last heard at sea | |
| 🇺🇸SKAGIT | 8 m5 m wide | Last heard near PortlandUnited States | |
| 🇳🇴SKANDI ACERGYhas a photo | 157 m28 m wide | Last heard at sea | |
| 🇨🇦SKANDI CLIPPER | 80 m22 m wide | Last heard at sea | |
| 🇳🇴SKANDI HERA | 94 m23 m wide | Last heard at sea | |
| 🇧🇷SKANDI IGUACU | 95 m24 m wide | Last heard at sea | |
| 🇧🇷SKANDI LIFTER | 91 m23 m wide | Last heard at sea | |
| 🇨🇦SKANDI MOBILISERhas a photo | 95 m25 m wide | Last heard near Saint-John'sCanada | |
| 🇳🇴SKANDI SALTFJORD | 95 m24 m wide | Last heard at sea | |
| 🇧🇷SKANDI URCA | 93 m22 m wide | Last heard at sea | |
| 🇳🇴SKARVEN | 10 m3 m wide | Last heard near OmboNorway | |
| 🇩🇰SKAWLINK 1 | 12 m4 m wide | Last heard near SkagenBound for Skagen | |
| 🇩🇰SKAWLINK4 | 24 m8 m wide | Last heard near SkagenBound for Skagen | |
| 🇷🇺SKIF | 29 m9 m wide | Last heard near Ust'-LugaRussia | |
| 🇦🇪SKIMMER 2 | 5 m2 m wide | Last heard at sea | |
| 🇬🇧SKINDEEP | 11 m4 m wide | Last heard at sea | |
| 🇳🇱SKINFAXE Rhas a photo | 27 m10 m wide | Last heard near PrerowBound for Oss | |
| 🇫🇷SKRAVIG | 13 m4 m wide | Last heard near BrestFrance | |
| 🇳🇴SKRUBBEN | 22 m6 m wide | Last heard at sea | |
| 🇦🇺SL BOTANY | 29 m10 m wide | Last heard at sea | |
| 🇦🇺SL HERBERT | 28 m10 m wide | Last heard near Bell BayBound for Bell Bay | |
| 🇳🇬SL HODEIDAH | 36 m15 m wide | Last heard at sea | |
| 🇦🇺SL LEICHHARDT | 28 m10 m wide | Last heard near Bell BayBound for Bell Bay | |
| 🇳🇬SL MUKALLA | 36 m15 m wide | Last heard at sea | |
| 🇱🇷SL SPHERE | 28 m9 m wide | Last heard at sea | |
| 🇱🇹SL TENGIZ | 48 m13 m wide | Last heard near KlaipedaBound for Klaipeda | |
| 🇸🇬SL-T1 | 30 m20 m wide | Last heard at sea | |
| 🇸🇬SL-T14 | 22 m7 m wide | Last heard near SingaporeSingapore | |
| 🇮🇩SLM APOLLO 2 | 28 m8 m wide | Last heard at sea | |
| 🇮🇩SLM APOLLO 5 | 30 m8 m wide | Last heard at sea | |
| 🇬🇧SLM FLORE | 31 m10 m wide | Last heard near ImminghamBound for Immingham | |
| 🇸🇬SLM HARDY | 31 m12 m wide | Last heard near SingaporeSingapore | |
| 🇮🇩SLM HERAKLES 2 | 30 m8 m wide | Last heard at sea | |
| 🇮🇩SLM LABRADOR | Size not sent | Last heard at sea | |
| 🇸🇬SLM TENTERAM | 26 m10 m wide | Last heard near SingaporeSingapore | |
| 🇸🇬SLM TENTU | 26 m11 m wide | Last heard near SingaporeBound for Singapore | |
| 🇮🇩SLM ULYSSE 1 | 32 m11 m wide | Last heard at sea | |
| 🇸🇬SLM ZEST | 26 m9 m wide | Last heard near SingaporeSingapore | |
| 🇮🇩SLU MERLIN T3 | 29 m8 m wide | Last heard at sea | |
| 🇳🇴SM 1 | 8 m4 m wide | Last heard at sea | |
| 🇳🇴SM 6 | 6 m3 m wide | Last heard at sea | |
| 🇧🇷SM FLUMINENSE | 18 m6 m wide | Last heard near Rio de JaneiroBrazil | |
| 🇧🇷SM GRUMARI | 20 m18 m wide | Last heard near Rio de JaneiroBrazil | |
| 🇮🇩SM JAYA | 31 m9 m wide | Last heard at sea | |
| 🇮🇩SM KARYA | 26 m9 m wide | Last heard near Muntok, BankaIndonesia | |
| 🇧🇷SM NOVO RIO | 19 m6 m wide | Last heard near Rio de JaneiroBrazil | |
| 🇧🇷SM PONTAL | 26 m17 m wide | Last heard near Rio de JaneiroBrazil | |
| 🇮🇩SM.SEDAYU | 29 m9 m wide | Last heard at sea | |
| 🇺🇸SMFD 15R1 | 2 m2 m wide | Last heard near San FranciscoUnited States | |
| 🇳🇱SMIT WAALHAVEN 11 | 11 m4 m wide | Last heard near RotterdamNetherlands | |
| 🇳🇱SMIT WAALHAVEN 3 | 20 m6 m wide | Last heard near BotlekBound for Amsterdam | |
| 🇺🇸SMITH INVADER | 27 m10 m wide | Last heard at seaBound for Sabine | |
| 🇺🇸SMITH PREDATOR | 29 m10 m wide | Last heard near New HavenBound for New Haven | |
| 🇨🇦SMITTY NO. 1 | 10 m4 m wide | Last heard near VancouverCanada | |
| 🇮🇩SML 106 | 30 m8 m wide | Last heard at sea | |
| 🇺🇸SMOKEY | 18 m10 m wide | Last heard at sea | |
| 🇮🇩SMS ASSURANCE | 41 m10 m wide | Last heard near Camar Marine TerminalInternational waters | |
| 🇮🇩SMS PINANG | 29 m10 m wide | Last heard near PaciranIndonesia | |
| 🇮🇩SMS VANDA | 30 m30 m wide | Last heard near Palembang, SumatraIndonesia | |
| 🇧🇷SN ABAIS | 31 m10 m wide | Last heard at sea | |
| 🇧🇷SN ARAGIPE | 25 m9 m wide | Last heard near SantosBrazil | |
| 🇧🇷SN JATOBA | 25 m9 m wide | Last heard at sea | |
| 🇧🇷SN OIAPOQUE | 25 m9 m wide | Last heard at sea | |
| 🇸🇬SNIPER 9 | 14 m4 m wide | Last heard at sea | |
| 🇳🇴SNOEGGEN | 14 m6 m wide | Last heard at sea | |
| 🇳🇴SNORKEL3 | 10 m4 m wide | Last heard near FarsundNorway | |
| 🇫🇷SNS 003 | 18 m6 m wide | Last heard near SèteFrance | |
| 🇫🇷SNS 079 C.M.JORLIS | 18 m4 m wide | Last heard near Talmont-sur-GirondeBound for Bayonne | |
| 🇫🇷SNS 084 | 18 m4 m wide | Last heard near L'Île-d'YeuFrance | |
| 🇫🇷SNS 088 | 15 m5 m wide | Last heard near RoscoffFrance | |
| 🇫🇷SNS 094 PIERRE LOTI | 18 m4 m wide | Last heard near GuétharyFrance | |
| 🇫🇷SNS 095 | 18 m6 m wide | Last heard near RoscoffFrance | |
| 🇫🇷SNS 097 CAMARET | 15 m5 m wide | Last heard at sea | |
| 🇫🇷SNS 098 | 15 m4 m wide | Last heard near Perros-GuirecFrance |